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Please help me!!!!!!!!!
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Jul 19, 2018
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Please help me!!!!!!!!!
Mathematics
middle-school
Sneaksta
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area rectangle=70cmsq
area small hemisphere=235.5cmsq
area big hemisphere=1846.32cmsq
adding all
2151.82 cmsq
Alexander Vieth
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Jul 20, 2018
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Alexander Vieth
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use the formula for finding the area of a semi circle
pi * r^2
the radius is half the diameter, the diameter is given because a rectangle has 2 pairs of equal sides
1) pi * 2.5^2=pi* 6.25
2) pi * 7^2= pi* 49
Alexburtnik
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Jul 23, 2018
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