Alternate Interior Angles

Investigate

I constructed the alternate interior angles congruent. If you change the angle measurements, are the lines still parallel? If you move the lines, are the lines still parallel?

New Resources

Locus Related to Descartes' Folium
רישום חופשי
Triangle with 3 Right Angles
Reflection across a line
Pitfalls of Disk/Washer Method

Discover Resources

midpoint_quad
foro
Parallelograms
Animation 202
Copie de Addition of Fractions with Unlike Denominators
Punto de Gergonne-Circunferencia de Adams

Discover Topics

LCM and GCD
Vectors
Addition
Trigonometric Functions
Exponent