Someone help plssssss

1 answer:

5 0

Answer:

a is 9

b is 77

Step-by-step explanation:

Give me brainllest

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zaharov [31]

Answer:

Step-by-step explanation:

$Area=\frac{1}{2}*\pi *r^{2}\\\\=\frac{1}{2}*3.14*8.2*8.2\\\\=3.14*4.1*8.2\\$

= 105.57

= 105.6 cm²

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Ilia_Sergeevich [38]

line DB bisects line AC

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Solnce55 [7]

Answer:

105$

Step-by-step explanation:

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MatroZZZ [7]

The answer would be $57.51

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Alex_Xolod [135]

I HOPE THE ABOVE INFORMATION WILL HELP YOU.

Thank you.

Teddy lover ❤❤

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