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OpenStudy (jessiegonzales):
MEDAL!! Which expression represents the perimeter of the rectangle above? Width (3y-5)ft Length 2y ft
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OpenStudy (jessiegonzales):
A. (5y-5) B.(10y+10) C.(10y-10) D. (6y^2-10y)
OpenStudy (jessiegonzales):
@zepdrix
Vocaloid (vocaloid):
perimeter = 2(length+width) we know that length = 2y and width = 3y -5, so plug in width and length into the perimeter equation and simplify
OpenStudy (jessiegonzales):
5y-5 A
Vocaloid (vocaloid):
um, not quite, you're forgetting the 2
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Vocaloid (vocaloid):
2*(length+width)
OpenStudy (jessiegonzales):
10y-10
Vocaloid (vocaloid):
perfect! you got it ~
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