Unit 21

Pythagoras, angles of elevation and

depression, three dimensional

geometry

Objectives

On completion of this unit you should understand:

1. The theorem of Pythagoras.

2. Angles of elevation and depression

3. Three dimensional problems involving Pythagoras and the sine

and cosine rules.

Written and produced by © Stafford College 1993

Cook, M. and Rimmer, H. (1993),

Stafford College, Earl Street, Stafford, ST16 2QR