Angle in Triangle Relationships

Find the missing angle.

• 29°

• 39°

• 49°

• 59°

Tags

CCSS.7.G.B.5

Which is the smallest angle?

• Angle A

• Angle B

• Angle C

• Cannot be determined

Tags

CCSS.HSG.CO.C.10

Solve for x.

• 16

• 11

• 50

• 6

Tags

CCSS.8.G.A.5

In a triangle, how many total degrees are there?

• 100%

• 180 degrees

• it varies

• 360 degrees

Tags

CCSS.8.G.A.5

If two of the angles of a triangle are 30 and 70 degrees, the third angle measures...

• 80

• 100

• 60

• 90

Tags

CCSS.8.G.A.5

What is the third angle of a triangle whose 1st angle is 34 and 2nd angle is 101?

• 32

• 39

• 45

• 54

Tags

CCSS.8.G.A.5

What do the angles in an equilateral triangle measure?

• 30, 60, 90

• 45, 45, 90

• 60, 60, 60

• 35, 55, 90

Tags

CCSS.8.G.A.5

Which equation could be used to find the value of x in the triangle.

• 13x + 11 = 180

• 29x + 6 = 180

• 10x + 90 = 180

Tags

CCSS.8.G.A.5

Four students wrote facts on their dry erase boards about the angle relationships in triangles using the diagram below. Which student wrote a statement that is NOT true?

• Chelsea

• Bobby

• Katie

• Mark

Tags

CCSS.8.G.A.5

Which equation could be used to find the value of x in the triangle.

• 13x + 11 = 180

• 29x + 6 = 180

• 10x + 90 = 180

Tags

CCSS.8.G.A.5