Pythagorean Theorem Converse

Pythagorean Theorem Converse

NOTE: If a+b<c then is it NOT a triangle so this is your first step when determining if the triangle is right, obtuse, or acute 

If it is not a triangle then it CANNOT be acute, right, or obtuse.

Lets work one together!

3,7,9

• First, is it a right triangle?

• is 3+7>9?

• Now set up your equation to classify the triangle as acute, right, or obtuse.

Lets work another one

20, 21, 29

Multiple Choice

10, 24, 26

• Not a triangle

• Right Triangle

• Acute Triangle

• Obtuse Triangle

Multiple Choice

6, 13, 20

• Not a triangle

• Right triangle

• Acute Triangle

• Obtuse Triangle

Multiple Choice

3, 16, 17

• Not a triangle

• Right Triangle

• Acute Triangle

• Obtuse Triangle

Multiple Choice

24, 29, 32

• Not a triangle

• Right Triangle

• Acute Triangle

• Obtuse Triangle