For an acute angle in a right triangle, opposite = 9, adjacent = 12, and hypotenuse = 15. What is cos of the angle?
Note
Cosine means adjacent ÷ hypotenuse. Using the given sides, cos = 12 ÷ 15 = 12/15.
For an acute angle in a right triangle, opposite = 9, adjacent = 12, and hypotenuse = 15. What is cos of the angle?
Cosine means adjacent ÷ hypotenuse. Using the given sides, cos = 12 ÷ 15 = 12/15.