REVIEW: Angles and Triangles

What type of of angle is this?

• acute
• right
• obtuse
• straight

Tags

CCSS.4.G.A.1

CCSS.4.G.A.2

CCSS.4.MD.C.6

Classify the triangle by its angles and its sides.

• obtuse, scalene

• acute, scalene

• acute, equilateral

In a triangle, how many total degrees are there?

• 360°

• 180°

• 90°

What is the measure of the unknown angle?

• 145°

• 55°

• 35°

What type of angle is shown?

• acute

• right

• obtuse

• straight

What type of angle is shown?

• acute

• right

• obtuse

• straight

The measure of an obtuse angle is...?

• Less than 90°

• Exactly 90°

• Greater than 90° and less than 180°

• Exactly 180°

The measure of an acute angle is...?

• Less than 90°

• Exactly 90°

• Greater than 90° and less than 180°

• Exactly 180°

The measure of a right angle is...?

• Less than 90°

• Exactly 90°

• Greater than 90° and less than 180°

• Exactly 180°

The measure of a straight angle is...?

• Less than 90

• Exactly 90

• Greater than 90 and less than 180

• Exactly 180