Answer:
The area of one pen is XY/2. Both of them combined is XY. An equation is 3x +2y=120
january has 31 days. A family of 3 used 4588 gallons of water during ht emonth of january. To the nearest gallon, approximertly how many gallons did each person use
Answer:
Step-by-step explanation:
Divide 4588 gallons by 31 days to find the consumption per day:
4588/31 = 148
Next, divide 148 gallons/day by 3 to determine the individual use per day:
148 gallons/day
------------------------ = 49.333 Round this off to 49 gallons/day per person
3 people
Hayden had 2 1/2 gallons of water in his watering can. The seed packet said to use 1/4 of a gallon for peppers and 5/8 of a gallon for tomatoes. Hayden then used some of the water for lettuce. If Hayden had 3/4 of gallons of water left, how much water did he use for lettuce?
Answer:
he used 3\4 im guessing
Step-by-step explanation:
Answer:
Around 7/8 of a gallon
Step-by-step explanation:
HELP PLEASE ANSWER FULL QUESTION
Answer:
the constant of proportionality is the ratio between two directly proportional quantities.
b. k=y/x or y = k*1/x
A factory made 125 packs of gum. 32% of the packs contained mint-flavored gum. How
many packs of mint gum did the factory make?
Answer:
3.90
Step-by-step explanation:
the quotient of x and3 is less than or equal to 5 write an inequality for the phrase
Answer:
\(\frac{x}{3} \leq 5\)
Hope this helps! :)
math questions about a circle that has a triangle inside and i need to use trigonometry to solve the question
Trigonometry can be used to solve questions related to a circle with a triangle inside. Trigonometric functions such as sine, cosine, and tangent can help us find missing side lengths, angles.
To solve such a question, you would typically start by identifying the given information about the triangle and circle. This may include side lengths, angles, and the radius of the circle. Then, you can apply trigonometric ratios and formulas to find the unknown quantities.
For example, if you have the length of one side of the triangle and the measure of an angle, you can use the sine or cosine ratio to find the length of another side. If you have two side lengths, you can use the cosine rule or the sine rule to find the measure of an angle.
By applying trigonometry within the context of a circle and its inscribed triangle, you can solve a variety of geometric problems and determine the relationships between the circle and the triangle's properties.
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If the efficiency of the welded joint is \( 78 \% \), how many times the thickness of the plate does need to be compared to a seamless plate? Please provide your answer to two decimal places. For exam
The thickness of the plate needs to be compared 1.28 times to a seamless plate.
Given that the efficiency of the welded joint is 78%. We need to find how many times the thickness of the plate needs to be compared to a seamless plate.
In general, the efficiency of a welded joint can be defined as the ratio of the actual strength of the joint to the strength of the parent metal. If the strength of the parent metal and the dimensions of the weld are known, we can calculate the actual strength of the weld.
So, the actual strength of the welded joint is given as, Actual strength of weld = Efficiency × Strength of parent metalWe can compare the thickness of the plate required to a seamless plate using the following relation.
Thickness of plate required = Thickness of seamless plate/efficiency
So,Thickness of plate required = Thickness of seamless plate/0.78 Times the thickness of the plate required to compare with a seamless plate = Thickness of plate required/Thickness of seamless plate Times the thickness of the plate required to compare with a seamless plate = 1/0.78 = 1.28 (approx)
Hence, the thickness of the plate needs to be compared 1.28 times to a seamless plate.
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the apothem is the perpendicular distance from the _____ of a regular polygon to any one of its sides.
The apothem is the perpendicular distance from the center of a regular polygon to any one of its sides.
A closed, two-dimensional, flat or planar structure with straight sides is referred to as a polygon. Its sides do not bend in any way. A polygon's sides are also referred to as its edges. A polygon's vertices (or corners) are the places where two sides converge. Polygons and polyhedrons are two names for geometric shapes having three or more sides. The names of a few polygons are listed below. In order to link and develop projects and blockchains that are compatible with Ethereum, Polygon (MATIC), a cryptocurrency and technological platform, was introduced. A fully closed polygon is a flat, two-dimensional form with straight sides. They must have straight sides. Any number of sides can be found in polygons.
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Enter the slope intercept equation of the line Shown below.
Answer:
The answer is y = 3x + 3.
Step-by-step explanation:
Hope it helped!
Find x
(4+25)
(6x+20)
(3x+25)
Answer:
x = 15
Step-by-step explanation:
the opposite angle of a cyclic quadrilateral sum to 180° , then
6x + 20 + 3x + 25 = 180
9x + 45 = 180 ( subtract 45 from both sides )
9x = 135 ( divide both sides by 9 )
x = 15
Answer:
x=15º
Step-by-step explanation:
Sum of quadrilateral interior angles;
(4x + 25) + (3x + 25) + (6x + 20) + 180-(4x + 25)=360
3x + 25 + 6x + 20 + 180 =360
9x = 360 - 225
9x = 135
x = 15º
HELP
Identify a pair of parallel lines in the given figure.
OA) s and t
OB) p and r
OC) s and a
OD) q and t
Answer:
A) s and t.
Step-by-step explanation:
just trust me. Plus lines s and t are the only pair of lines that don't touch each other and can go on forever not touching each other.
what is the formula of 1,-3/4 and 4,-3
The formula for slope is,
\(m=\frac{-3-(\frac{-3}{4})}{4-1}\)Please help I have 15 minutes!!!!
What additional information would prove that LMNP is
a rectangle?
The length of LM is 45 and the length of MN is 5.
The slope of LP and MN is -2.
LM I PN
LP IPN
Answer:
See below
Step-by-step explanation:
Given
Quadrilateral LMPN where:
LM = 45MN = 5LP an MN have slope of -2 = LP║ MNLM ║ PNLP ∦ PNAll above information confirms that LMPN is parallelogram
Missing information is
LM ⊥ LP or LP ⊥ PN or LM ⊥ MN or MN ⊥ PNWith this additional information it is proved that the quadrilateral is rectangle
Answer : The answer is D (LP PN
Step-by-step explanation: on Edge
write down a formula for the nth term for each number pattern below
A)6,10,14,18.....
B) - 2,-5,-8,-11.....
Answer:
Step-by-step explanation:
\(a_{n} =2(2n+1)\)
\(a_{n} =1-3n\\\)
OK so I need help on this trigonometry problem, I need it by June 3rd HELP ME PLZ!
I asked my teacher and he said it's not a right triangle at all,
You must create a triangular Animal pen that covers 40 square yards however it has to contain a 30-degree angle. Give the lengths of two sides of a triangle that include the angle but has an area of 40 sq yards.
Answer:
a=16 b =10 or any other combination that gives 160
a = 20 b=8
a = 32 b = 5
Step-by-step explanation:
The area of a triangle using the lengths of two sides and the sine of the included angle is ½ ab sin C where a and b are sides and C is the angle.
A =40 = 1/2 ab sin 30°
sin 30° = 1/2 so
40 = 1/2*ab*1/2
40 =1/4 ab multiply each side by 4
160 = ab
any combination of sides that gives you 160 will work
Let's check if a=16 b =10
A = 1/2*16*10 sin 30°
A = 1/2*160*1/2
A = 40
Mr.Crane and Ms. Finch are next-door neighbors. They both have beautiful gardens with feeders that attract wildlife. Mr. Crane uses 2 cups of sunflower seeds for evey 6 cups of birdseeds in his feeders. Ms. Finch uses 3 cups of sunflower seeds for every 5 cups of birdseed in her feeders. Whose Feeder has a greater ratio of sunflower seeds to birdseeds?
Answer:
ms finch
Step-by-step explanation:
.
of ch have a coupon. Answer each question our reasoning One buys an item with a normal price of $24), but saves $6 by using a coupon For what percentage off is this coupon? 00 */% 100% 0% 25% 50% 75% 100%
The percentage off of the coupon is 25%
How to determine the percentage of the couponFrom the question, we have the following parameters that can be used in our computation:
Normal price = $24
Amount saved = $6
The above parameters mean that
Percentage of the coupon = Amount saved/Normal price
Substitute the known values in the above equation, so, we have the following representation
Percentage of the coupon = 6/24
Evaluate
Percentage of the coupon = 25%
Hence, the percentage is 25%
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please solve it quickly
If you have the following measures for two samples: Sample 1: mean = 15, variance = 7 Sample 2: mean = 7, variance = 15 Which sample has a larger range? Sample 1 Sample 2 both samples have the same ra
We cannot determine which sample has a larger range based on the given information.
To determine which sample has a larger range, we need to calculate the standard deviation for each sample. The standard deviation is the square root of the variance.
For Sample 1, the standard deviation is √7 ≈ 2.65
For Sample 2, the standard deviation is √15 ≈ 3.87
The range is defined as the difference between the maximum and minimum values in a dataset.
However, we do not have access to the individual data points in each sample, only their means and variances. Therefore, we cannot directly calculate the range for each sample.
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Please help I will give brainliest and a lot of points :)
The inequality shaded in the graph is given as follows:
y ≥ 5x/2 + 3.
How to define a linear function?The slope-intercept equation for a linear function is presented as follows:
y = mx + b
In which:
m is the slope.b is the intercept.The graph crosses the y-axis at y = -3, hence the intercept b is given as follows:
b = 3.
When x increases by 2, y increases by 5, hence the slope m is given as follows:
m = 5/2.
Then the equation of the line is given as follows:
y = 5x/2 + 3.
The line is a solid line, and values above it are plotted, hence the inequality is given as follows:
y ≥ 5x/2 + 3.
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Find the value of x.
Question options:
A)
35.631
B)
49.508
C)
86.113
D)
20.485
Step-by-step explanation:
\( \tan(26) = \frac{42}{x} \\0.487732588565 \times x = 42 \\ x = 86.11276134633\)
C.x=86.113
Answer:
C (86.113)
Step-by-step explanation:
First, find the missing angle B. Since angles in a triangle add upp to 180,
180-26-90= 64
Then use the formula a/sina = b/sinb
' a' in the formula is the missing length X and sina is the corresponding(opposite) angle of X which is sin64.
B in the formula would be 42 and sinb is sin26 (the angle).
Substitute all values into the formula,
X/sin64 = 42/ sin26
Shift sin64 to the right side:
X= 42(sin64)/ sin26
X= 86.113
Hope this makes sense:)
sla square field has an area of 12,382m², calculate it's side length. show your work
Answer:
side = 111.274........
Explanation:
area of square = side × side
means we're finding area by finding square of side.
now, we're finding side. so, we'll do the opposite of square, which means square root.
\(side = \sqrt{area} \)
so,
\(side = \sqrt{12382} \)
side = 111.274........
please mark BRAINLIEST!
maddie wants to lose 20 pounds. she knows that at the onset of her weight loss program, she will not only lose fat but also carbohydrates, water, and some lean muscle tissue. she realizes that her rate of weight loss will be greater in the beginning of her program than it will be later on. maddie knows not to get discouraged if her rate of weight loss levels off after 2 to 4 weeks because the weight she loses later will come primarily from fat stores. she has been consuming 2300 calories a day. how many calories a day should maddie consume to lose 1 pound of weight per week?
In order to lose one pound for weight per week, Maddie must consume 1800 calories per day.
Firstly we need to know the number of calories Maddie wants to loose. As per the fact, 1 pound equals 3500 calories. Thus, she must eat 3500 calories less than regular in a week.
Now, one week has seven days. So, number of calories to be reduced each day = 3500/7
Number of calories = 500 calories.
The required calorie intake = current calorie intake - calories to not be consumed
Required calorie intake = 2300 - 500
Required calorie intake = 1800 calories.
Thus, Maddie must consume 1800 calories per day.
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Lines AD and BC are parallel. What is the angle measurement of Angle ADE(Point D)?АD150°45B ВсYour answer
the measure of the angle ADE
angle ADE=45°
because it is equal to the angle CBE the measure of this angle is 45°
I NEED SOME HELP PLEASE! PLEASE
Answer:
angle 23 to sector A-B
Step-by-step explanation:
if you were informed that it takes one year for the earth to revolve around the sun, and that the square of that period was proportional to the cube of the earth's average distance from the sun, what law would fit that description?
Answer:kepler's 3rd law
Step-by-step explanation:
what are the units of a z - score? does a z-score have any units? Please help, and bear in mind that spam will be reported
Standard deviations from the mean are used to measure Z-score. A Z-score of zero means the data point's score is the same as the mean score.
What is a confidence interval?The mean of your estimate plus and minus the range of that estimate constitutes a confidence interval.
Within a specific level of confidence, this is the range of values you anticipate your estimate to fall within if you repeat the test. In statistics, confidence is another word for probability.
When assessed in terms of standard deviation units, a raw score's location in relation to its distance from the mean is indicated by a z-score.
If a value is above the mean, the z-score is positive; if it is below the mean, it is negative.
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WILL GIVE 60 POINTS IF RIGHT
square abcd has vertices at: a(-7,1) b(-3,5) c(1,1) and d(-3,-3). What is the length of the diagonals?
If answer is wrong i will report it wrong
Answer:
8 unitsStep-by-step explanation:
Find the distance between A(-7, 1) and C(1, 1), since the y-coordinates are same, the distance is the difference of x- coordinates:
d = 1 - (-7) = 1 + 7 = 8 unitsAC and BD are diagonals both are same
\(\\ \sf\longmapsto AC=\sqrt{1+8)^2+(1-1)^2}\)
\(\\ \sf\longmapsto AC=\sqrt{8^2+0^2}\)
\(\\ \sf\longmapsto AC=\sqrt{64}\)
\(\\ \sf\longmapsto AC={8}units\)
sam's bowling scores are approximately normally distributed with mean 110 and standard deviation 21, while pam's scores are normally distributed with mean 165 and standard deviation 14. if sam and pam each bowl one game, then assuming that their scores are independent random variables, approximate the probability that the total of their scores is above 255.
The approximate probability that the total of their scores is above 255 is 0.649.
How to calculate the probability of independent random variables?In order to calculate the approximate probability, let X be Sam's bowling score and Y be Pam's bowling score. Then X is approximately N(110, 21²) and Y is approximately N(165, 14²), and X and Y are independent.
Let Z = X + Y be the total of their scores. Then the mean of Z is μZ = μX + μY = 110 + 165 = 275, and the variance of Z is σZ²= σX²+ σY² = 21² + 14^2 = 577.
We want to find P(Z > 255). Using the normal approximation to the distribution of Z, we have:
Z ~ N(μZ, σZ²)
Z - μZ ~ N(0, σZ²)
Therefore:
P(Z > 255) = P(Z - μZ > 255 - μZ)
= P[(Z - μZ)/σZ > (255 - μZ)/σZ]
≈ P(Z* > -0.383)
where Z* = (Z - μZ)/σZ is a standard normal random variable. The approximation follows from the fact that Z* is approximately standard normal for large enough samples.
Using a standard normal table or calculator, we find:
P(Z* > -0.383) ≈ 0.649
Therefore, the approximate probability that the total of their scores is above 255 is 0.649.
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Please help! 20 points!
Answer:
i dont know sorry
Step-by-step explanation: