Parallel sides cut proportionally APS

Directions

Move point D along segment AC. Notice the slopes (shown in red) of segments DE and AB (what does this tell you about lines DE and AB? What happens to the ratios

and

as you move point D?

New Resources

Visualizing the Pythagorean Identity with Sine and Cosine
Untitled
רישום חופשי
Tetrahedron String Art
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם

Discover Resources

longSun3b
ortos2
Test
roll the arc
PuzzlePart_mcilvain.ggb
Distance between two points on the coordinate plane

Discover Topics

Cuboid
General Quadrilateral
Sequences and Series
Complex Numbers
Mathematics