Polygon Make Up Test

Find the sum of the interior angles of a nonagon ( 9 sides). Formula is (n-2) * 180

• 1260

• 900

• 1620

• 180

Find the measure of ONE interior angle of a regular dodecagon (12 sides). Formula is (n-2)*180/n

• 150

• 120

• 1800

• 20

What is the formula for finding ONE interior angle of a polygon?

• S= (n-2)180
• S= (n-180)2
• S= (n-2)180/n
• S= (n - 180)2/n

What is the formula for finding ONE exterior angle of a polygon?

• S= 360/n

• S= (n-180)2

• S= (n-2)360/n

• S= (n - 360)2/n

What is the sum of the exterior angles of a quadrilateral?

• 360 degrees

• 180 degrees

• 270 degrees

Which of the following is NOT true about sides of a rectangle.

• Opposite sides are parallel

• Opposite sides are congruent

• Consecutive sides are perpendicular

• All sides are congruent

Tags

CCSS.HSG.CO.C.11

Which of the following is NOT true about angles in a rectangle?

• Opposite angles are congruent

• Angle A, B, C, and D measure 45 degrees

• Angle A, B, C, and D are right angles.

• Side by side angles are supplementary( add to 180 degrees)

A polygon with four sides is a __________.

• quadrilateral
• triangle
• decagon
• octagon

Tags

CCSS.2.G.A.1

A right angle is ____ degrees.

• 180
• 100
• 85
• 90

Tags

CCSS.4.G.A.1

Which Quadrilateral has 4 right angles, 2 sets of parallel sides, and all of its' sides are the same length?

• Triangle
• Rhombus
• Rectangle
• Square

Tags

CCSS.5.G.B.4