If the perimeter of rectangle is 61 cm and it is 10 cm wide. Find its
length
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if the perimeter is 61 cm then length = 20.5 cm
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Answer:
20.5 cm
Step-by-step explanation:
If 10cm is the width and 61cm is they're perimeter then 20.5cm is the length.
How?
Perimeter of a Rectangle is = 2L+2W
61=2L+2(10)
=2l+20
so let's transpose
2L=61-20
2L=41
L=41÷2
L=20.5
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