Step-by-step explanation:
1.
A = πr2A = 3.14(3cm x 3cm)A = 3.14 x 9sq.cmA = 28.26sq.cm x 5cmV = 141.3cu.cm2.
A = πr2A = 3.14(2m x 2m)A = 3.14 x 4sq.mA = 12.56sq.m x 4mV = 50.24cu.m ÷ 3V = 16.76cu.m
:)
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Answers & Comments
Step-by-step explanation:
1.
A = πr2
A = 3.14(3cm x 3cm)
A = 3.14 x 9sq.cm
A = 28.26sq.cm x 5cm
V = 141.3cu.cm
2.
A = πr2
A = 3.14(2m x 2m)
A = 3.14 x 4sq.m
A = 12.56sq.m x 4m
V = 50.24cu.m ÷ 3
V = 16.76cu.m
:)