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Geometry

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Moderate

Rhombus: Finding Perimeter after Finding its Side Length

GEOM-RELJN5

In rhombus $KEYS$:

$KE=8x-29$
$YS=x+20$

Find the perimeter of $KEYS$.

A

$1$

B

$7$

C

$27$

D

$58$

E

$108$