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Work out the perimeter of this quater circle with a radius of 7cm, pi = 3.142
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Jul 3, 2021
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Work out the perimeter of this quater circle with a radius of 7cm, pi = 3.142
Mathematics
middle-school
Firebitsbr
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perimeter of quarter circle formula =
1/4 x pi x radius + 2r
so 1/4 x 3.142 x 7
= 5.4985
5.4985 + 7 + 7
= 19.4985
≈ 19.50 ( 2 decimal place )
Keithhatfield
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Jul 7, 2021
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Keithhatfield
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