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รูปคลี่พีระมิด
Author:
Anuwawt
Discover Resources
Isoceles triangle
perpendicular line through point
Parallelogram Properties
Orthocenter
test
New Resources
Centres in a Triangle
Spiraling
Untitled
testfileWed Oct 17 20:30:19 CEST 20180.046674271827526925
large angle of triangle
