Gallery
Discover apps people built on Collabby by chatting. Run them, then remix to make them yours.
Geometric Constructions — Drawing with a Compass
Construct perpendicular and angle bisectors with straightedge and compass, and see why the radius must exceed half the segment.
by Anonymous
Triangle Congruence Conditions
Pick SSS, SAS, ASA, AAA or SSA and drag the sliders to see whether the triangle is uniquely determined or several different ones appear.
by Anonymous