26-10-2021
Mathematics

contestada

The perimeter of this rectangle is 20cm, what’s the missing side?

The perimeter of this rectangle is 20cm whats the missing side class=

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janesu08 janesu08

26-10-2021

Answer:4 cm

Step-by-step explanation:

Formula for perimeter of a rectangle: P = 2(l+w)

20 = 2(6+w)

20 = 12+2w

divide by 2

10 = 6 + w

10-6 = w

4 = w

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