For an acute angle in a right triangle, opposite = 3, adjacent = 4, and hypotenuse = 5. What is cos of the angle?
Note
Cosine means adjacent ÷ hypotenuse. Using the given sides, cos = 4 ÷ 5 = 4/5.
For an acute angle in a right triangle, opposite = 3, adjacent = 4, and hypotenuse = 5. What is cos of the angle?
Cosine means adjacent ÷ hypotenuse. Using the given sides, cos = 4 ÷ 5 = 4/5.