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Please help with step by step. Thank you.

Please help with step by step. Thank you.-example-1
User Brielle
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1 Answer

1 vote

Answer:

A) 90 degrees

B) 110 degrees

C) 78.5 in. sq.

D) 15.3 in. sq.

Explanation:

A) 90 degrees by the two-tangent theorem

B) 360-90-90-70=110

C) A=pi r-squared

A=3.14x5x5

A=78.5

D) 70/360=0.1944

78.5x0.1944=15.3

User BYUNGJU JIN
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4.5k points