F-10 Curriculum (V8)
F-10 Curriculum (V9)
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What's the difference between a right angle and an acute angle? Find out!
This is a 21-page guide for teachers. It provides an introduction to the sine, cosine and tangent functions and applications of these.
This is an interactive resource containing two activities about estimating and measuring angles. In the angle estimation activity, users can select acute, obtuse or reflex angles, or any angle between zero and 360 degrees. In the angle drag activity, one arm of the angle can be dragged to rotate around the vertex, creating ...