In a right triangle, the length of the opposite side to an angle is and the length of the adjacent side is . What is ?
Options
A
B
C
D
Answer & Analysis
Answer
A
Analysis
1. First, we need to find the length of the hypotenuse according to the Pythagorean theorem.
In a right triangle, the Pythagorean theorem states that , where is the hypotenuse, and and are the two legs of the right triangle.
- In this case, the opposite side and the adjacent side .
- So the hypotenuse .
- Calculate and .
- Then
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