Quadrilaterals, polygons, radian

What is the sum of the exterior angles of a 20-gon?

• 180
• 360
• 3240
• 162

Calculate the sum of the interior angle measures of a polygon with 25 sides.

• 360 degrees
• 4500 degrees
• 335 degrees
• 4140 degrees

Find the value of x

• 87°
• 54°
• 101°
• 92°

Three of the angles in a quadrilateral have a sum of 252^o.  What is the measure of the fourth angle?

• 108^o
• 360^o
• 72^o
• 56^o

Kate built a garden box with 4 sides.  It has two sets of parallel sides.  Which of the following shapes could her garden NOT be?

• rectangle
• trapezoid
• square
• parallelogram

Which statement is true?

• A rhombus is never a square.
• A rhombus is always a square.
• A rhombus is never a rectangle.
• A rhombus is always a parallelogram.

Which statement is not true?

• Every parallelogram is a rectangle.
• Every square is a parallelogram.
• Every square has two pairs of parallel sides.
• Every rectangle has four right angles.

A ___________ is a quadrilateral with two sets or parallel sides and 4 congruent (equal) sides.

• trapezium

• rhombus

• parallelogram

• rectangle

Name the quadrilateral where diagonals bisect each other at 90°

• Rectangle and Square
• Rectangle and Rhombus
• Square and Rhombus
• Trapezium

Which of the following is not a parallelogram?

• Trapezium
• Square
• Rectangle
• Rhombus