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Trig and Precal


A2-33: DIRECTION COSINES MODEL

Category: A2 Mathematics

Purpose: Aid in perception of the components of a three-dimensional vector

A2-32: HEIGHT MEASUREMENT BY TRIGONOMETRY

Category: A2 Mathematics

Purpose: Determine the height of a student using trigonometry

A2-11: CIRCUMFERENCE VS. DIAMETER - CHAIN ON CYLINDER

Category: A2 Mathematics

Purpose: Show the relationship between the diameter and the circumference of a circle

A2-13: ELLIPSE DRAWING BOARD

Category: A2 Mathematics

Purpose: Demonstrate one method of drawing ellipses

A2-14: DISSECTIBLE CONE

Category: A2 Mathematics

Purpose: Illustration of the conic sections
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