Angle Sum of Triangles and Quadrilaterals

Find the missing angle.

• 65°

• 85°

• 75°

• 70°

What is the sum of a Quadrilaterals interior angles?

• 180

• 360

• 400

• 240

How many degrees are in the missing angle?

• 60°

• 114°

• 70°

• 360°

Jenny draws a right angle triangle using a protractor. She names the right angle, angle a. She measures angle b and it is 56 degrees. What is the measure of the last angle?

• 24 degrees

• 90 degrees

• 180 degrees

• 34 degrees

Find the measure of the indicated angle. 

• 26

• 36

• 85

• 144

What do all of the angles of a quadrilateral have to add up to?

• 90 degrees

• 180 degrees

• 270 degrees

• 360 degrees

Find the value of the unknown.

• 132°

• 109°

• 23°

• 48°

x = ?

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The sum of the measures angles of a triangle is ​​ (a)   degrees.

• 180

• 90

• 60

• 30

• A) 60°

• B) 80°

• C) 90°

• D) 100°