SAT Math Practice Question #35759 - SATify | SATify

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SAT Math Practice Question #35759 - SATify | SATify

#35759

rectangles

area

geometry

hard

100 sec

A rectangular billboard has an area of $243 x^{2}$ square feet. If the length of the billboard is three times its width, what is the perimeter of the billboard in terms of $x$ ?

A.

$36 x$

B.

$54 x$

C.

$72 x$

D.

$81 x$