Quadrantal Angles

Quadrantal Angles and Reference Triangles

Move the terminal side of the angle around the circle. What happens when the terminal side of an angle falls on the x or y axis in between each quadrant. What conclusions can you make?

New Resources

Task 1 (Ovdi)
Rotating icosahedron
Elliptical orbit
Reflection in line and scaling
SSS Congruence Theorem

Discover Resources

Prpblem 6e pg 54
Euclid Book XI Prop 9
Dividing fractions
two lectures bu Peter Lu
Central and inscribed Angles
Domain vs Range

Discover Topics

Equilateral Triangles
Quadratic Equations
Probability
Special Points
Prism