From a point 50 feet in front of a church, the angles of elevation to the base of the steeple

and the top of the steeple are 35 and 47 40', respectively.

(a) Draw right triangles that represent the problem. Label the known and unknown

quantities.

(b) Use a trigonometric function to write a equation involving the unknown height of the

steeple.

(c) Find the height of the steeple.