Triangle Properties

The Sum of Angles is about the _______ of a triangle

• angles

• sides

Tags

CCSS.8.G.A.5

Which equation would solve for the variable?

• x = 127 + 22

• x + 127 + 22 = 90

• x =127 - 22

• x + 127 + 22 = 180

Tags

CCSS.8.G.A.5

The Triangle Inequality Theorem is about the _______ of a triangle

• angles

• sides

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

Find the measure of the missing angle. 

Tags

CCSS.8.G.A.5

Angle A= 40°, What is the measurement of Angle B?

• 140°

• 180°

• 70°

• 65°

• You can't find Angle B given the information

Tags

CCSS.8.G.A.5

Which of the following does not represent the lengths of the sides of a triangle?

• 2 cm, 6 cm, 7 cm
• 5 cm, 2 cm, 5 cm
• 5 cm, 5 cm, 8 cm
• 3 cm, 10 cm, 15 cm

Tags

CCSS.7.G.A.2

Biggest angle?

Tags

CCSS.HSG.CO.C.10

Name the largest angle in this triangle.

• ∠D
• ∠E
• ∠F

Tags

CCSS.HSG.CO.C.10

If the longest side of the triangle was 10. Then the two shorter sides must have a sum that is ....?

• any length
• equal to 10
• greater than 10
• less than 10