SOLUTION: the length of a rectangle is 6 times the width. the area is 864 square centimeters. what is the length and width of the rectangle

Question 948416: the length of a rectangle is 6 times the width. the area is 864 square centimeters. what is the length and width of the rectangle
Answer by macston(5194) (Show Source): You can put this solution on YOUR website!
Width=W; Length=L=6W; Area=A=L*W
Substitute for L
Divide each side by 6
Find the square root of each side
ANSWER 1: The width is 12 cm.
L=6W=6(12 cm)=72 cm ANSWER 2: The length is 72 cm.
CHECK:
Area=L*W
864 sq cm=72 cm * 12 cm
864 sq cm=864 sq cm

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