Missing Angles in Triangles

Front

A triangle's angles add up to...

Back

180 Degrees

Tags

CCSS.8.G.A.5

Front

Find the measure of the missing angle if the angles are 30° and 70°.

Back

80°

Tags

CCSS.7.G.B.5

Front

Find the measure of the missing angle if the angles are 90° and 40°.

Back

50°

Tags

CCSS.7.G.B.5

Front

Find the measure of the missing angle if the angles are 139° and 75°.

Back

66°

Tags

CCSS.8.G.A.5

Front

If two angles of a triangle are 30° and 70°, what is the third angle?

Back

80°

Tags

CCSS.8.G.A.5

Front

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

Back

180 Degrees

Tags

CCSS.8.G.A.5

Front

If one angle of a triangle is 90°, what type of triangle is it?

Back

Right Triangle

Tags

CCSS.4.G.A.2

Front

What do you call a triangle with all angles less than 90°?

Back

Acute Triangle

Tags

CCSS.4.G.A.2

Front

What do you call a triangle with one angle greater than 90°?

Back

Obtuse Triangle

Tags

CCSS.4.G.A.2

Front

If a triangle has angles measuring 60°, 60°, and 60°, what type of triangle is it?

Back

Equilateral Triangle

Tags

CCSS.4.G.A.2