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SAT Math Practice Question #7489 - SATify | SATify

#7489

algebra

functions

word problem

expressions

modeling

area

geometry

squares

perimeter

medium

75 sec

Square Q has a side length of $y$ inches. Square P has a perimeter that is 80 inches greater than the perimeter of square Q. The function $g$ gives the area of square P, in square inches. Which of the following defines $g$ ?

A.

$g (y) = (y + 20)^{2}$

B.

$g (y) = (y + 80)^{2}$

C.

$g (y) = (4 y + 20)^{2}$

D.

$g (y) = (y + 40)^{2}$