Triangle Sum Theorem & Congruent Triangles

Find x.

• 75

• 45

• 15

• 30

Solve for x.

• 6
• -10
• 7
• -9

Solve for x.

• 16
• 11
• 50
• 6

Solve for x.

• 7
• 9
• -11
• -8

Solve for x

• 28
• 12
• 10
• 2

Find the value of x

• 1

• 15

• 11

• 3

Solve for x THEN find the degrees for angle A.

• 44^o
• 96^o
• -14^o
• 63^o

Which equation can be created to solve for the value of x in the triangle?

Answer explanation

The sum of the angles should add up to 180 degrees! Add the three sides together and set the equation equal to 180!

Name the postulate, if possible, that makes the triangles congruent.

• SSS

• SAS

• ASA

• AAS

• Congruent by ASA

• Congruent by SAS

• Congruent by SSS

• Congruent by AAS