Triangles and Angles

What type of triangle has all three sides of different lengths?

• Scalene triangle

• Equilateral triangle

• Isosceles triangle

• Right-angled triangle

Tags

CCSS.4.G.A.2

In a right-angled triangle, if one angle is 30 degrees, what is the measure of the other acute angle?

• 45 degrees

• 120 degrees

• 90 degrees

• 60 degrees

Tags

CCSS.7.G.B.5

If one angle in a triangle measures 100 degrees, what is the measure of the other two angles?

• 120 degrees

• 60 degrees

• 90 degrees

• 40 degrees

Tags

CCSS.8.G.A.5

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

• 180

• 360

• 270

• 90

Tags

CCSS.8.G.A.5

Identify the type of triangle that has one angle measuring 90 degrees.

• Isosceles triangle

• Equilateral triangle

• Scalene triangle

• Right-angled triangle

Tags

CCSS.4.G.A.2

If one angle in a triangle measures 60 degrees, what is the measure of the other two angles?

• 90 degrees each

• 60 degrees each

• 120 degrees each

• 30 degrees each

Tags

CCSS.8.G.A.5

What type of angle is formed when the measure is greater than 90 degrees?

• Obtuse angle

• Right angle

• Acute angle

• Straight angle

Tags

CCSS.4.G.A.1

In an equilateral triangle, what is the measure of each angle?

• 120 degrees

• 60 degrees

• 90 degrees

• 45 degrees

Tags

CCSS.8.G.A.5

What type of angle is formed when the measure is exactly 90 degrees?

• Obtuse angle

• Right angle

• Straight angle

• Acute angle

Tags

CCSS.4.G.A.1

If one angle in a triangle measures 45 degrees, what is the measure of the other two angles?

• 180 degrees

• 90 degrees

• 67.5 degrees

• 30 degrees

Tags

CCSS.8.G.A.5