A rectangle has perimeter 56 cm and length 21 cm. What is its width?

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asked Sep 5, 2022 189k views

4 votes

A rectangle has perimeter 56 cm and length 21 cm. What is its width?

Mathematics
high-school

Demario asked

by Demario

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2 Answers

4 votes

Answer:

width=7 cm

Explanation:

perimeter=2(lengths+width)

56 =2(21+x)

56 =42+2x

56-42 =2x

2x = 14

x =7

therefore the width=7 cm

Noodlejutsu answered Sep 6, 2022

by Noodlejutsu

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3 votes

answer the answer is 7.

hhhhhhhhhhh

Merkle Groot answered Sep 9, 2022

by Merkle Groot

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answer the answer is 7.

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