A square with side length c has an area of 81 square centimeters. The following equation shows the area of the square. c^2 = 81.

Question

Oduvanchick [21]

3 years ago

7

A square with side length c has an area of 81 square centimeters. The following equation shows the area of the square. c^2 = 81.

What is the side length of the square in centimeters?

Mathematics

2 answers:

kramer · Answer 1 · 2022-05-09T00:42:13+03:00

kramer3 years ago

8 0

Answer:

9 cm

Step-by-step explanation:

c^2=81

Take the square root of both sides.

The square root of c^2 is c.

The square root of 81 is 9.

c=9

olchik [2.2K] · Answer 2 · 2022-05-09T02:33:02+03:00

Answer:

C = 9 centimeters

Step-by-step explanation:

First, look at the area of a square, which formula is c^2 or in standard format - s^2. Thus, we can say, c^2 = 81. Then, we can simplify, and put c = √81. Since 81 is a perfect square, 9 * 9 = 81. Thus the answer is 9 centimeters.