4.1-4.3 Triangle Properties

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

What do the angles in an equilateral triangle measure?

• 30, 60, 90
• 45, 45, 90
• 60, 60, 60
• 35, 55, 90

Tags

CCSS.8.G.A.5

Find the measure of the missing angle.

• 47

• 57

• 53

• 133

Tags

CCSS.8.G.A.5

What is the measure of the missing angle?

• 82
• 43
• 55
• 180

Tags

CCSS.8.G.A.5

Solve for x.

• 16
• 11
• 50
• 6

Tags

CCSS.8.G.A.5

Find the measure of the indicated angle. 

• 145 degrees
• 24 degrees
• 20 degrees 
• 21 degrees

Tags

CCSS.7.G.B.5

Find the measure of the indicated angle. 

• 87 degrees
• 82 degrees
• 83 degrees
• 72 degrees

Tags

CCSS.8.G.A.5

How many acute angles must an acute triangle have?

• 2
• 1
• 4
• 3

Tags

CCSS.4.G.A.2

Classify this triangle.

• A

• B

• C

• D

Tags

CCSS.4.G.A.2

Classify this triangle.

• Right, Isosceles

• Scalene, acute

• Isosceles, acute

• Equilateral, obtuse

Tags

CCSS.4.G.A.2