3 years ago

Last and only one !!!! ((:

2 answers:

8 0

The formula for this is : A = 1/2 bh
A = 1/2*8*9
= 36picm^2

The correct option is B

Good luck!

7 0

1/2(2 pi r )l
1/2(2 pi)(4)9
1/2(72)
36 pi

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