Question

Julia takes a rectangular piece of fabric and makes a diagonal cut from one corner to the opposite corner. The cut she makes is 7 inches long, and the length of the fabric is 5 inches. What is the fabric's width? If necessary, round to the nearest tenth.

inches

Answer 1

4.9 inches

Explanation:

c^2=a^2+b^2

7^2=5^2+b^2

b^2=7^2-5^2

b^2=24

b= square root of 24

=4.898979486

=4.9 inches