Quadrilateral Theorems

Two consecutive angles in a parallelogram have measures of 3x-2 and 4x+7. What is the value of x?

• -9
• 26
• 25
• 5

What is the value of angle F?

• 9
• 12
• 90
• 110

What is the value of x?

• 4
• 360
• 12
• 6

What is the sum of a Quadrilaterals interior angles?

• 180
• 360
• 400
• 240

The Triangle Sum Theorem states that the sum of all angles in a triangle is ______. 

• 45°
• 90°
• 180°
• 360°

What is the value of x?

• 9
• 11
• 12
• 3

In parallelogram CARS, m<C = 5x-20 and m<A = 3x+40. What is the m<C?

• 20⁰
• 80⁰
• 30⁰
• 130⁰

Trapezoid QRST is isosceles, where QR = TS. What is the m<R?

• 130⁰
• 12⁰
• -28⁰
• -190⁰

The opposite angles of a parallelogram will always:

• be complementary
• be supplementary
• be congruent
• have a sum of 360 degrees

Which of the following shapes is not a quadrilateral?

• trapezoid
• triangle
• parallelogram
• rhombus