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Popular Word Problems >

Laura is drawing a rectangle. The width will be 3 centimeters, and the area will be at least 18 square centimeters.Let x represent the length of the rectangle. Which inequality describes the problem?

Solution

L a u r a i s d r a w in g a rec t an g l e . T h e w i d t h w i ll b e 3 ce n t im e t ers, an d t h e a re a w i ll b e a t l e a s t 18 s q u a re ce n t im e t ers . L e t x re p rese n t t h e l e n g t h o f t h e rec t an g l e . Whi c h in e q u a l i t y d escr ib es t h e p ro b l e m ?

Solution

l e n g t h : 6 c m

Solution steps

Given:

a re a : 18 c m^{2}

w i d t h : 3 c m

Rectangle Length

l

, given

A re a = 18, w = 3 : l = 6

l e n g t h : 6 c m

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