You're Acute

作者：kate.mcdonnell

Move the point back and forth. When does the name of the angle change? What are the three types of angles? How many angles can you make? How many of each type of angle can you make?

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quad
Dynamic Scatter Graph
Exterior and Interior Angles of a Triangle
Beautiful grid
Perpendicular bisector triangle
Pythagorean Inequalities

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矩形
矩陣
直方圖
多邊形
拋物線

You're Acute

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