Find the geometric mean of 8 and 13.

What is the best approximation for the area of a circle with a radius of 4 m ? use 3.14 to approximate pi

Askateboard ramp is in the shape of a right triangle what is the height of the ramp

Mrs. avila is buying a wallpaper border to go on all of her kitchen walls. she wants to buy 5 extra feet of wallpaper border than she needs to be sure she has enough. she buys 55.5 feet of the border. the store owner selling the border uses the width of mrs. avila's kitchen to determine that the length of her kitchen must be 14.5 feet.