Mid-Chapter Quiz
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Start by identifying the hypotenuse of the right triangle. Then find the sides that are opposite and adjacent to ∠ M.
12/13≈ 0.92
We see that the length of the hypotenuse is 39. The length of the side adjacent to ∠ M is 36 and the length of the side opposite to ∠ M is 15. With this information, we can find the desired ratio.
| Ratio | Definition | Value |
|---|---|---|
| cos M | Length of leg adjacent∠ M/Length of hypotenuse | 36/39=12/13≈ 0.92 |