
Knowledge Bank Contents List for Trigonometry, Geometry and Mensuration 
Question  Sent by  Date 

Calculating sides of similar triangles  Angela  28 Dec 99 
Calculating the height of a tower  a more tricky example  Davinda  30 Aug 99 
Proving a trigonometric identity  Nicholas Lawton  23 Aug 99 
Solving a trig equation with composite angles  Nicholas Lawton  9 Jul 99 
The relationship between perimeter and area  Tom Stone  8 Apr 99 
How do you find the area of a regular pentagon?  James Pallett  12 Mar 99 
Working our bearings  Debbie Aldridge  22 Feb 99 
Problem finding the hypotenuse of a triangle  Carl Hastings  17 Feb 99 
I can't find the angle using trigonometry  Aaron Burgess  17 Feb 99 
The ambiguous case for the Sine Rule  Dawn Briers  16 Feb 99 
Why do we need to measure angles in radians?  Darren  16 Feb 99 
How do you solve sin(3x) = 0.5 ?  Sareen Smith  14 Feb 99 