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Help me and be a real g pls!!!

Help me and be a real g pls!!!-example-1
User Gouki
by
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1 Answer

23 votes
23 votes

Answer: 1. C=43.96 in A=153.86 in²

2. C=56.52 in A=254.34 in²

Explanation:

1.

R=7 in

C=2πR

C=2*3.14*7

C=43.96 in

A=πR²

A=3.14*7²

A=3.14*7*7

A=153,86 in²

2.

R

D=18 in

⇒ R=D/2

⇒ R=18/2

⇒ R=9 in

C=2πR

C=2*3.14*9

C=56.52 in

A=πR²

A=3.14*9²

A=3.14*9*9

A=254.34 in²

User SQVe
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