Informal Geometry

1
Informal Geometry

• Goal Use the converse of the Pythagorean Them

2
In triangle ABC where C is biggest

• c2 a2b2 then right triangle
• c2 lt a2b2 then acute triangle
• c2 gt a2b2 then obtuse triangle

3
What type of triangle is it?
4
What type of triangle is it?
5
What type of triangle is it?
6
Classify the Triangle with sides

• 4, 6, 7
• 12, 35, 37

7
Homework

• 204 (18-23, 25-38)