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Geometry, ELA, chemistry, modern world history & arts
12 tracks · 1008 lessons — all kid-safe.
Inscribed angles, central angles, tangent lines.
Radius, area, circumference, and circle properties.
Compass-and-straightedge constructions.
Distance, midpoint, slope, circle equations.
Directrix, focus, vertex of a parabola.
Corresponding, alternate, and co-interior angles.
Undefined terms, postulates, and basic geometry.
Pythagorean theorem and special right triangles.
Congruence through rigid transformations.
Translations, rotations, reflections on coordinate plane.
AA, SAS, SSS similarity and congruence.
Sine, cosine, tangent ratios.
