Angles of a Triangle

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 type of angle is shown?

• acute

• obtuse

• right

• straight

How many degrees is a right angle?

• 180

• 90

• 50

• 360

Angles that have a measure less than 90 degrees are called _____ ______.

• acute angles
• obtuse angles
• right angles
• straight angles

Tags

CCSS.4.G.A.1

Angles that have a measure more than 90 degrees and less than 180 degrees are called ______ ______.

• abuse angels
• acute angles
• obtuse angles
• obese angles

What type of triangle is this?

• Equilateral
• Isosceles
• Scalene
• None

Tags

CCSS.4.G.A.2

• 145
• 55
• 35
• 45

Tags

CCSS.8.G.A.5

• 47
• 57
• 53
• 133

Tags

CCSS.8.G.A.5

Find the measure of each angle indicated. 

• 40°
• 33°
• 30°
• 29°

Tags

CCSS.8.G.A.5

Find the value of x.

• 180
• 57
• 61.5
• 32.7

Tags

CCSS.8.G.A.5