babyredd1 babyredd1

10-04-2018
Mathematics

contestada

The area of a square piece of cardboard is 81 square inches. What is the length of the cardboard? A. 10 inches B. 9 inches C. 8 inches D. 20.25 inches

Respuesta :

HannahJ2003 HannahJ2003

10-04-2018

The answer is B. 9 inches because a square has 4 equal sides. The area of a square equals length times width...

So that means all 4 sides are 9 inches

9x9=81

Answer Link

Otras preguntas

Describe how Mendel showed that the green-seed trait did not disappear but was only masked.

What's the formula for a cylinder?

HELP PLEASE If the radius of the base of the cone, r, is 2 feet and the height,h, is 12 feet, what is the volume of the cone?

Flowers of orchid species Ophrys bombyliflora look and smell like female bumblebees. This attracts the male bumblebees flying nearby to the flowers. Thus, polle

Find the new amount, Increase 2850 by 18%

Flowers of orchid species Ophrys bombyliflora look and smell like female bumblebees. This attracts the male bumblebees flying nearby to the flowers. Thus, polle

Which is greatest 895mm or 8,98mm?

Find the new amount, Increase 300 by 54%

I need help with subtracting whole number fractions:'(

Which event of the cell cycle takes the longest period of time and why