Triangle Sum Theorem & Triangle Inequality Theorem

Find the measure of the missing angle.

• 30^o
• 110^o
• 150^o
• 40^o

Tags

CCSS.8.G.A.5

Find the measure of the missing angle.

• 90^o
• 10⁰
• 130^o
• 50^o

Tags

CCSS.7.G.B.5

Find the measure of each angle indicated.

• 50
• 55
• 60
• 70

Tags

CCSS.8.G.A.5

Find the measure of each angle indicated.

• 50
• 20
• 29
• 48

Tags

CCSS.8.G.A.5

Find the measure of each angle indicated.

• 62
• 53
• 71
• 50

Tags

CCSS.8.G.A.5

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

Will the following three angles for a triangle?

30°, 60°, 90°

• yes

• no

Tags

CCSS.8.G.A.5

Which of the following is false?

• A triangle can be drawn with 3 acute angles.

• A triangle can be drawn with 2 obtuse and one acute angles.

• A triangle can be drawn with only one obtuse angle and two acute angles.

• A triangle can be drawn with only one right angle and two acute angles.

Tags

CCSS.8.G.A.5

A student is trying to construct triangles using four different sets of angles. The angles in each set are given below. Which set will form a triangle?

• 45°, 65°, 70°

• 150°, 110°, 100°

• 50°, 50°, 50°

• 90°, 90°, 90°

Tags

CCSS.8.G.A.5

A triangle has one angle that measure 81° and one that measures 37°. What is the measure of the third angle?

• 62°

• 76°

• 118°

• 99°

Tags

CCSS.8.G.A.5