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Copy of Task 1C

Did you know? The cosine of 60° = 1/2. Interact with the app below to see why. Note: the vertices (corners) of both triangles are also moveable.

Sketch the following images on your vertical surface. Then, for each, determine the value of the variable.

Sketch the following images on your vertical surface. Then, for each, determine the value of the variable.
Image