A few days ago
dothemooshoo247

Trig Ratios?!?

Can you help with these trig ratios with an explanation?!

Whats the cosine of angle a if the legs are 3 and 4 and the hypotenuse is 5? Thanks!

Top 1 Answers
A few days ago
Anonymous

Favorite Answer

Remember, the cosine of angle is given by the ratio of the adjacent side and the hypotenuse. So in your question, depending on the angle, you have either 3/4 or 4/5. Or if you want…. cos A = 0.75 and cos B = 0.80
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