Triangle Sum & Exterior Angle Theorem: solve for x

The Triangle Sum Theorem states that the sum of all angles in a triangle is ______. 

• 45°
• 90°
• 180°
• 360°

Tags

CCSS.8.G.A.5

Solve for x.

• 16
• 11
• 50
• 6

Tags

CCSS.8.G.A.5

Which of the following angles can you add together to equal angle d? 

• Angle a and Angle b
• Angle b and Angle c
• Angle a and Angle c
• Angle a and Angle b and Angle c

Tags

CCSS.8.G.A.5

Find the value of x by using the exterior angle theorem.

• A
• B
• C
• D

Tags

CCSS.8.G.A.5

Solve for x.

• 8
• -10
• -7
• 6

Tags

CCSS.HSG.SRT.C.8

Solve for x.

• -12
• -8
• -10
• -5

Tags

CCSS.8.G.A.5

Solve for x.

• 6
• -10
• 7
• -9

Tags

CCSS.HSG.SRT.C.8

Which Angle measurements does NOT create a Triangle?

• 60,60,60

• 90,45,45

• 50,60,40

• 50,100,30

Tags

CCSS.7.G.A.2

What is the measure of x?

• 101°

• 111°

• 121°

• 131°

Tags

CCSS.8.G.A.5

What is the third angle of a triangle whose 1st angle is 34 and 2nd angle is 101?

• 32
• 39
• 45
• 54

Tags

CCSS.8.G.A.5