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Help with #22 please
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Help with #22 please

Help with #22 please-example-1
User Jesse Crocker
by
3.9k points

1 Answer

5 votes

Answer:

side c = 10.2

A = 52.6°

B = 37.4°

Explanation:

c² = 8.1² + 6.2²

c² = 104.05

c = 10.20049018

Using cosine law:

8.1² = 10.2² + 6.2² - 2(10.2)(6.2)cos

cosA = 7687/11648

A = 52.57199409

A = 52.6°

B = 180 - 90 - 52.6 = 37.4°

User Mtfurlan
by
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