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Using a protractor to measure an angle.
作者：
Jerel Welker
主題：
角度
Drag the point to change the angle.
GeoGebra
最新資源
bewijs stelling van Pythagoras
Slope and Road Signs
z`]]
Untitled
apec
探索資源
Abby Petty
Hip2
Versions of 3-Component RHR
Velocity_and_Acceleration_Exercise4.2.1
이등변삼각형의 꼭짓점에서 밑변에 내린 수선의 발은 밑변의 중점이다.(Foot of Perpendicular at the base of the isosceles triangle is the center of the base.)
探索主題
角柱
球形
二維向量
內切圓
平面