Answer
do u have a demonstration
picture
Step-by-step explanation:
Answer:
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cos^(-1)(12/13) = 22.62°
Inverse trig functions are used to find angles. I was taught SOH CAH TOA: sine = opposite/hypotenuse, cosine = adjacent / hypotenuse, tan = opposite / adjacent.
Here, we have an adjacent side length and the hypotenuse. So we use inverse cosine.
30 with the remainder of 714
