GoGeometry Action 28! (Quick Angle Problem)

Author:: Tim Brzezinski

Creation of this applet was inspired by a tweet from Antonio Gutierrez. What is the measure of the pink angle? How can you formally prove this to be true?

New Resources

Mean, Median, Mode, Range: Quick Check
Rational Function
A2_9.04 Margin of error
Open Middle: Basic Statistics Exercise (1)
Pairs of Numbers Given a Sum

Discover Resources

Sierpenski Triangle
Angles in Opposite Segments (Proof)
Breaking Apart Multiplication Array Model
Day 98
Pythagorean Theorem Proof Without Words

Discover Topics

Quadratic Equations
Complex Numbers
Conditional Probability
Circumcircle or Circumscribed Circle
Translation