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8090 [49]
3 years ago
10

An angle measures 120 degrees. Describe how to use special right triangles and the unit circle as tools to calculate the sine an

d cosine of this angle.
Mathematics
1 answer:
nalin [4]3 years ago
8 0

Answer:

120 degrees is the right angle and the 30 degree added which is 1/3 here we know as we can always divide a side measure by 90 then multiply by a second angle to find the hypotenuse. When we do this we are using a three way system just like a three way system appears when we use a right angle triangle and read the functions.

Step-by-step explanation:

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