Geometry: An Interactive Journey to Mastery

1. Classify the following triangles as scalene, isosceles, or equilateral and as acute, right, or obtuse.
   Also describe where the largest angle of the triangle lies.
   D௘ͽ $WULDQJOHZLWKVLGHV
   E௘ͽ $WULDQJOHZLWKVLGHV
   F௘ͽ $WULDQJOHZLWKVLGHV
   G௘ͽ $WULDQJOHZLWKVLGHV
   H௘ͽ $WULDQJOHZLWKVLGHV


2. Classify the following triangles with the following vertices.
   D௘ͽ A ͼ௘௘ͽB ͼ௘௘ͽC ͼ௘௘ͽ
   E௘ͽ A ͼ௘௘ͽB ͼ௘௘ͽC ͼ௘í௘ͽ
   F௘ͽ A ͼ௘í௘ͽB ͼ௘௘ͽC ͼ௘௘ͽ
   G௘ͽ A ͼ௘í௘ͽB ͼ௘௘ͽC ͼ௘௘ͽ


3. D௘ͽ )LQGDQH[DPSOHRIDULJKWWULDQJOHZLWKDK\SRWHQXVHWKDWLVGRXEOHWKHOHQJWKRIRQHRILWVOHJV
   E௘ͽ )LQGall isosceles right triangles with hypotenuse length 1.

Problems