The answer is c. This is the ONLY possible answer.
Answer:
it's c
Step-by-step explanation:
c is the answer becuse its showing u that ob is perpenlicular to Ac
Answer:
3
Step-by-step explanation:
3 because it’s further way from 70-90
Answer:

Step-by-step explanation:
We have to determine which trigonometric ratio to use, depending on what is displayed for us, and we will be using the <em>cotangent</em> [or <em>tangent</em>] ratio, this time with two angle measures:

Extended Information on Trigonometric Ratios

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