SOLUTION: a piece of wire 80 cm long is bent to form a rectangle whose length is 3 times its width the area of rectangle thus form is?
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Question 1022022: a piece of wire 80 cm long is bent to form a rectangle whose length is 3 times its width the area of rectangle thus form is? Answer by josmiceli(19441) (Show Source):
You can put this solution on YOUR website! If the length of the rectangle is
and the width is , then the formula
for circumference, , is:
given:
By substitution: cm
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Let = area
The area is 300 cm2
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check: cm
OK
