ggangganggang83 ggangganggang83

23-08-2021
Mathematics

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

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sabitapaudel805 sabitapaudel805

23-08-2021

answer the answer is 7.

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dinithisula dinithisula

23-08-2021

Answer:

width=7 cm

Step-by-step explanation:

perimeter=2(lengths+width)

56 =2(21+x)

56 =42+2x

56-42 =2x

2x = 14

x =7

therefore the width=7 cm

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