Exploring Different Triangle Possibilities

Author:Breck Jacobs

Drag points A, B, C, and D explore the angle measures created by three intersecting lines. Use this applet to answer questions A, B, C, and D and also 1a and 1b on p. 91.

New Resources

Droste effect
Construct a Conic
Quiz: Finding Average Rate of Change
What is an Isogonal Conjugate?
Explore the invariant lines of matrix {{-2,5},{6,-9}}

Discover Resources

Parallelograms Venn Diagram Answer Key
PR_MIX2A
p. 429 b 3
The area of triangle
PATTERN

Discover Topics

Isosceles Triangles
Rectangle
Right Triangles
Symmetry
Pythagoras or Pythagorean Theorem