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Which equation can be solved to find one of the missing side lengths in the triangle?

Which equation can be solved to find one of the missing side lengths in the triangle-example-1

2 Answers

11 votes

Answer: d

Step-by-step explanation: i got 100% on quiz

User Csundman
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6 votes

Answer:

cos(60°) = a/12

Explanation:

Cosine = adjacent / hypotenuse, where the hypotenuse is 12 units.

"a" is adjacent to ∅, so a/12 = cos(60°).

User Askolein
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4.3k points