Angle and Triangle Review

Find the missing complementary angle.

• 60°

• 70°

• 50°

• 140

What are supplementary angles?

• Angles that add up to 180°

• Angles that add up to 90°

• Angles that are equal to each other

• Angles that are opposite of each other when lines intersect

Find the supplementary angle, x.

• x = 118º

• x = 108º

• x = 28º

• x = 58º

Are the angles complementary, supplementary, or neither?

• Complementary

• Supplementary

• Neither

_{What is the measure of the angle?}

• 110 degrees. 

• 140 degrees.

• 150 degrees.

• 170 degrees. 

Name the figure.

• angle

• ray

• line

• line segement

When classifying a triangle by its sides, what type of triangle has three equal sides?

• equilateral triangle

• isosceles triangle

• scalene triangle

• none of the above

When classifying a triangle by its sides, what type of triangle has no equal sides?

• equilateral triangle

• isosceles triangle

• scalene triangle

• none of the above

When classifying a triangle by its sides, what type of triangle has two equal sides?

• equilateral triangle

• isosceles triangle

• scalene triangle

• none of the above

Which words best describe this triangle?

• Right

• Acute

• Obtuse

• Isosceles

• Scalene