SOLUTION: A rectangle and a square have equal areas. The rectangle has a length of 9 and the width of 4. What is the perimeter of the square?

Question 854490: A rectangle and a square have equal areas. The rectangle has a length of 9 and the width of 4. What is the perimeter of the square?

Answer by KMST(5328) (Show Source): You can put this solution on YOUR website!
The area of the rectangle is .
A square with an area of must have a side length of
because
(or if you prefer to write it that way).
A square with a side length of for each of its sides has a perimeter of

(or if you prefer to calculate it that way).
RELATED QUESTIONS
A square and a rectangle have equal areas. If the rectangle is 4 inches by 64 inches,... (answered by Fombitz)

A sqaure and a rectangle have equal areas. if the rectangle is 36cm by 25cm, what is the... (answered by josgarithmetic)

a square and rectangle have the same perimeter. the square has 1 side that is 8x units. (answered by josgarithmetic)

A rectangle has a length of 3x +9 and a width of 5x -4. The perimeter of the rectangle is (answered by stanbon,macston)

the length of a rectangle is 10 more than the width. the perimeter is 60. find th length... (answered by rapaljer)

A square and a rectangle have the same width. The length of the rectangle is 4 times it's (answered by jorel1380)

A square and a rectangle, both have perimeter 60m . Difference between the areas of the... (answered by richwmiller)

a rectangle has a length of 9 inches and a perimeter of 30 inches. what is the perimeter (answered by josgarithmetic)

the perimeter of a particular rectangle is 24 inches. If its length and width are... (answered by Alan3354)