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Exterior Angle Inequality
作者:
Gary Rubinstein
Drag the A, B, C points around. Can you find a configuration where the measure of the exterior angle is not greater than the measure of angle C?
GeoGebra
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Billard V5.2 and V6
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Select an object for a time to start a command. Light
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发现资源
Start, Bisect an angle
VincentNguyen3
Lesson 3 - Question 4 - Pool with fence
จุดตัดบนแกน x และแกน y
Long Division Resources with Feedback
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向量
曲线构图
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算术运算
数列和级数