Kyle wants to put a lap pool in his backyard. The pool will be 20 meters by 4 meters. What will be the percent of decrease in the grassy area after the pool is installed?
22 m
36 m
approximately 10%
o approximately 15%
approximately 20%
O arshyoximately 80%

The deck that kenneth is building is in the shape of a parallelogram abcd the measure of angle c is one third the measure of angle b find the measure of each angle of the deck

The sum of the squares of two numbers is 8 . the product of the two numbers is 4. find the numbers.

The length of a rectangular board is 3 feet less than twice its width. a second rectangular board is such that each of its dimensions is the reciprocal of the corresponding dimensions of the first rectangular board. if the perimeter of the second board is one-fifth the perimeter of the first, what is the perimeter of the first rectangular board?