6,964 Answered Questions for the topic mathematics

Mathematics

03/25/21

volume of a sphere
What is the radius of a hemisphere with a volume of 86784 cm3, to the nearest tenth of a centimeter ?
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Mathematics Math Geometry

03/25/21

A triangle is placed in a semicircle with a radius of , as shown below. Find the area of the shaded region. Use the value for , and do not round your answer.
A triangle is placed in a semicircle with a radius of 6ft, as shown below. Find the area of the shaded region.Use the value 3.14 for π, and do not round your answer. Be sure to include the correct... more
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Mathematics Math Geometry

03/25/21

The length of a rectangle is less than twice the width, and the area of the rectangle is . Find the dimensions of the rectangle.
The length of a rectangle is 3 yd less than twice the width, and the area of the rectangle is 65 yd2. Find the dimensions of the rectangle.
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Mathematics

03/25/21

Find an equation, slope- intercept form, whose graph is a line passing through (5,-7) that is perpendicular to the line 3x-3=4y.
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Mathematics

03/25/21

what is the coordinates for 2x-2y=-14
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Mathematics

03/25/21

is y=2x+7 a linear equation
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03/25/21

can someone help explain what i am suppose to do ???
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Mathematics Math Algebra 1 Algebra

03/25/21

PLS help due soon!! Lee summit missouri algebra math
x 5x^2 2^x-------------------------------- 1 5 2 2 20 4 3 45 8 4 80 16Tyler concludes... more
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Mathematics Algebra

03/25/21

I need to write a algebraic expression for this:

12 8/9 less than the product 3 and the number Dan algebraic expression for this situation is blank.
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Mathematics Algebra

03/25/21

I need to write a algebraic expression for this:

12 8/9 less than the product 3 and the number Dan algebraic expression for this situation is blank.
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Mathematics

03/25/21

geometry help I need to do this by today I really need help pleaseeeee
its nice when you have a simple answer to a problem. for example, when you know that the two legs of a right triangle is 3 and 4, and you want to find the length of the hypotenuse you simply do 9... more
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03/25/21

AP Stats Questions Pls Help!
Question 1:A new anxiety medication has been manufactured and a study is being conducted to determine whether its effectiveness depends on dose. When 40 milligrams of the medication was... more
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03/25/21

I need HELP ASAP ! I need to turn this in ASAP!
Jill makes $6 an hour babysitting a. if p represent jill total pay and H represents the hours jill spends babysitting , identify which variable is the dependent and independent variable in this... more
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03/25/21

write an equation to represent this situation ? can i get help with this?

Add file
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Mathematics

03/24/21

Which expression is equivalent to the given expression? -1/2(6x + 9) - (x - 3/2)
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Mathematics Math

03/24/21

Whaa..? I- what-?
Weis currently has cupcakes priced at 6 for $5.00. Last week they were priced at 5 for $5.00. Find the percent of increase in the number of cupcakes you can buy for $5.00. Round your answer to the... more
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Mathematics

03/24/21

If a1=1 and a^n=-5a^n-1+2 then find the value of a3
i need a step by step explanation please
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Mathematics

03/24/21

Number pattern and sequence
The first four terms in a sequence of numbers are given below.P1=0^2+4 = 4P2 = 1^2 +7=8P3= 2^2 +10 = 14P4 = 3^2 +13= 22a) Explain why the value of Pn will never be an odd number for all values of n.
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03/24/21

I'm in need of assistance.

A jar contains 6 red marbles numbered 1 to 6 and 8 blue marbles numbered 1 to 8. A marble is drawn at random from the jar. Find the probability the marble is red or odd-numbered.
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Mathematics

03/24/21

Judy and Jill leave Jill's house at the same time. Judy drives north and Jill drives west. Judy's average speed is 6mph slower than Jill's.
At the end of one hour, they are 85 miles apart. Find Jill's average speed.
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Mathematics

03/24/21

Judy and Jill leave Jill's house at the same time. Judy drives north and Jill drives west. Judy's average speed is 6mph slower than Jill's.
At the end of one hour, they are 85 miles apart. Find Jill's average speed.
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Mathematics

03/24/21

Judy and Jill leave Jill's house at the same time. Judy drives north and Jill drives west. Judy's average speed is 6mph slower than Jill's.
At the end of one hour, they are 85 miles apart. Find Jill's average speed.
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03/24/21

STATISTICS HELP! 68, 95, 99.7 rule
Answer these 3 probability questions using the 68-95-99.7 rule. Draw, label, and shade a bell curve for each one.  About what percent of Nike shoe sales are ABOVE 6.5? About what percent of Nike... more
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Mathematics Math Algebra Maths

03/23/21

Which expression represents: the difference of y and 8? 
Which expression represents: the difference of y and 8? a. y - 8b. y + 8c. 8 - yd. 8y
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Mathematics Math Algebra

03/23/21

which inequality 5x <30???
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