Elevation and depression in mathematics. questions in images.

QUESTION 1

Let us determine the value of first.

Using the tangent ratio;

The height of the barn from the ground is to the nearest tenth.

QUESTION 2

We use the alternate interior angle property to obtain one of acute angles of the triangle to be . See diagram.

We now use the sine ratio to get;

This implies that;

We simplify to get;

The airplane is about 45988.6 feet away.

ok then what happened.