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Joeyoman
07.05.2021 •
Mathematics
The perimeter of a rectangle is 54cm. If the length of rectangle is 18cm,find its area
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Ответ:
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Ответ:
162cm squared
Step-by-step explanation:
The perimeter of a rectangle can be calculated by length+length+width+width.
We know the length is 18, so our equation of finding the width is:
54-(18*2) divided by 2.
54-36=18.
18/2=9.
The area of a rectangle can be calculated by length * width. We already have the length, and now we have the width.
18*9=162
Ответ:
the answer is A
Step-by-step explanation:
i got help