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Perpendicular lines
Author:
fglynn
Perpendicular Lines
Adjust the gradients of lines L_1 and L_2, by moving the three points. Notice that the product of the gradients always equals -1
New Resources
Back to slope (Inter)
Pre Assesmnet,"Linear Equations"
"Rative Compartive" (Linear and Tables)
Урок 11.1
[EQC]: Lemma - Squaring the Circle - [GM]
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Ellipse of inertia
marcos maya points and lines
approximations - decimal places: self-test
All six trigonometric functions
Worksheet 1
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Poisson Distribution
Diagrams
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Equilateral Triangles
