Can someone do this question?
A is the top and B is the base of a tower 15m high. From C, a point due south of B, the angle of elevation of A is 15° whilst from D, bearing 060° from B, the angle of elevation of A is 21°. Find the distance of CD correct to the nearest cm.
A is the top and B is the base of a tower 15m high. From C, a point due south of B, the angle of elevation of A is 15° whilst from D, bearing 060° from B, the angle of elevation of A is 21°. Find the distance of CD correct to the nearest cm.