Classifying Triangles, Triangle Sum Theorem, Exterior Angles

What is the sum of the interior angles of a triangle?

Tags

CCSS.8.G.A.5

Find the indicated angle. (What is ?)

• 91°

• 81°

• 89°

• 109°

Tags

CCSS.8.G.A.5

What is the best classification for this triangle?

• Isosceles Acute

• Scalene Acute

• Isosceles Obtuse

• Equilateral

• Scalene Obtuse

Tags

CCSS.4.G.A.2

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

Which of the following terms best describes Angle d?

• Remote interior angle

• Corresponding angle

• Exterior angle

• Interior angle

Tags

CCSS.8.G.A.5

How would you classify this triangle by it's sides and angles?

• Isosceles Acute

• Scalene Right

• Scalene Obtuse

• Isosceles Obtuse

• Isosceles Right

Tags

CCSS.4.G.A.2

How would you classify this triangle by it's sides and angles?

• Scalene Acute

• Equilateral

• Scalene Obtuse

• Isosceles Acute

• Isosceles Obtuse

Tags

CCSS.4.G.A.2

Look at the sides of this triangle. What type of triangle is this?

• Equilateral

• Isosceles

• Scalene

• Obtuse

Tags

CCSS.4.G.A.2

Find the measure of the indicated angle. 

• 95

• 85

• 35

• 45

Tags

CCSS.8.G.A.5

Solve for x

Tags

CCSS.7.G.B.5