Geometry

Congruence

Triangle criteria, isosceles triangles, proofs

Practice

Lessons, in order

  1. 1. Congruence and corresponding parts Grade 8
  2. 2. Triangle congruence criteria Geometry
  3. 3. Isosceles triangles and perpendicular bisectors Geometry
  4. 4. Properties of parallelograms Geometry
  5. 5. Writing congruence proofs Geometry