A rectangle is 9 ft long and 40 in wide. What is its perimeter in inches?
1 Answer
Dec 21, 2015
Explanation:
First, convert the
Since there are
Thus, the two sides of the rectangle are
The perimeter of a shape is just the sum of all its side lengths. Every rectangle has two pairs of congruent sides, so its perimeter can be evaluated through the expression
which equals