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The answer is C but I don't understand how please help
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2 votes
The answer is C but I don't understand how please help

The answer is C but I don't understand how please help-example-1
User Jon Comtois
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7.9k points

2 Answers

4 votes
check the picture below.

make sure your calculator is in Degree mode.
The answer is C but I don't understand how please help-example-1
User Patrik Nordwall
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7.7k points
4 votes
tanx = 8/7.8 = 40/39

tan^-1(x)= 45.73°

tan^-1(x) is the inverse function of tanx
User Mmkd
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8.5k points
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