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3 D PYTHAGORAS' THEOREM

3 D TRIGONOMETRY

INVERSE FUNCTIONS 1

ENLARGEMENTS 2

ENLARGEMENTS 1

FUNCTIONS

AREA OF A NON-RIGHT-ANGLED TRIANGLE

AREA OF A SEGMENT

MOMENTS 4 - TILTING

MOMENTS 2 - EQUILIBRIUM

MOMENTS 3 - CENTRES OF MASS

MOMENTS 1 - AN INTRODUCTION