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aleksklad [387]
3 years ago
10

Find the measure of the angle O. (Remember, you are finding the actual angle measure, not the ratio.)

Mathematics
1 answer:
dusya [7]3 years ago
6 0

Answer:

Θ ≈ 22.6°

Step-by-step explanation:

Using the cosine ratio in the right triangle

cosΘ = \frac{adjacent}{hypotenuse} = \frac{AC}{AB} = \frac{12}{13} , thus

Θ = cos^{-1} (\frac{12}{13} ) ≈ 22.6° ( to the nearest tenth )

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