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Yuliya22 [10]
3 years ago
8

I need help with this please.

Mathematics
2 answers:
Katyanochek1 [597]3 years ago
6 0

Answer:

C: 138°

A: 66.4°

B:24.6°

c: 17.5

a: 16

b: 7

Step-by-step explanation:

16²+7²=c²

256+49=c²

√305=√c²

17.5=c

  tan^-1(16/7) =66.4°

(138+66.4)-180= 24.4°

mote1985 [20]3 years ago
3 0

Answer:

37.5

Step-by-step explanation:

It uses Sin and the law of Sin says that the ratio of given sides and an angle is always constant

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