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selection task 4
Author:
Arthur Lee
找出垂直線，把它們移到右邊。
New Resources
Plane & Sphere Intersections
Implementation Domain coloring
Dissection Proofs of Pythagoras' Theorem
Open Middle: Diagonal of a Rectangular Prism
Quadrilateral Fractal Time Waster
Discover Resources
Properties of a Rectangle
Pg. 220 8C
Ch 1.06 Perp Bisector
Construct and measure a segment; midpoint
Effective Tax Rates In Australia, 2018-2019
Discover Topics
Upper and Lower Sum or Riemann Sum
Functions
Piecewise Functions
Secant Line or Secant
Circumcircle or Circumscribed Circle