Classify Angels and Triangles

Find the measure of angle D.

• 140 degrees

• 16 degrees

• 40 degrees

• 90 degrees

Which is a name for the angle shown? Select all that apply

• Angle ABC

• Angle B

• Angle ACB

• Angle CBA

• Angle BAC

Find the measure of the missing angle.

• x = 118

• x = 108

• x = 28

• x = 58

What is the name of this kind of triangle?

• Right

• Isosceles

• Scalene

• Equilateral

What is the measure of the angle?

• 110 degrees. 

• 140 degrees.

• 150 degrees.

• 170 degrees. 

The ratio of the measures of the 3 angels in a triangle is 14:5:11. Find the measure of the largest angle.

(Hint: plug x in)

Classify the triangle by angles and sides.

• Obtuse Scalene

• Obtuse Isosceles

• Acute Isosceles

• Equiangular Scalene

A triangle has angle measurements of 54°, 52°, and 74°. What kind of triangle is it?

• acute triangle

• right triangle

• obtuse triangle

• none of the above

Find the measure of the angle indicated.

• 30

• 79

• 99

• 124