Question

Select the correct answer.

The perimeter of a rectangle is 42 inches. If the width of the rectangle is 6 inches, what is the length?

Answer 1

Answer: length is 15 inch

Explanation:

P=42

P= 2*(a+b)

b=6 inch width

a=? length

P/2=a+b

21=a+6

a=21-6

a=15