What is the surface area of a cylindrical ring if its outside diameter is 16 mm and its inside diameter is 10 mm? Round your answer to the nearest whole number.

A. 92mm^2

B. 118mm^2

C. 385mm^2

D. 123mm^2

Using only two 4's and one to how can you get the answer of 20

What is the absolute value of | 7.5 |

What is the standard form of y = (x-4) (x+1) ?

Evaluate. 8-2⋅3+7 Enter your answer in the box.

Jesse had 3 long jumps during a track meet of 17 feet, 18 feet and 15 feet. Andrew had 3 long jumps during a track meet of 17 feet, 15 feet and 18 feet.

Which of the following characteristics does a rhombus possess that proves the figure to be classified as a quadrilateral and a parallelogram? Select all that apply. 1. two pairs of opposite parallel sides 2. two pairs of opposite congruent angles 3.

What is 0.5 times 10 as great as

Grace gives her sister a riddle: I have number x. I add 15 to twice x to get result A. I subtract 4 from x to get result B. I multiply result B by 3 to get result C. Result A is equal to result C.

On a softball diamond, the bases are 60 feet apart and meet to form right angles. A base runner is standing on first when the batter hits a long flight ball down the right-field line.

According to the National Sleep Foundation, teenagers need about 9 hours of sleep each night to function at their best. Unfortunately, many teens do not get nearly this amount.