If the side opposite angle A of a right triangle is 30 meters and the hypotenuse is 90 meters, what is the value of the sin of angle A?

1 Answer
Mar 4, 2016

The sin is defined as the length of the opposite side over the hypotenuse length.

In this problem, we are given both the opposite side and the hypotenuse.

The side opposite angle A is 30 meters, and the hypotenuse is 90 meters. That is all that we need to know

Thus, #sinA = 30/90 = 1/3#