Geometry Quadrilateral, Angles of Polygons

In quadrilateral ABCD, the diagonals are perpendicular.  What quadrilaterals could this possibly be?

• rectangle, square, rhombus
• rectangle, rhombus, kite
• isosceles trapezoid, square, rhombus
• rhombus, square, kite

Tags

CCSS.HSG.CO.C.11

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

• 180⁰
• 360⁰
• 3240⁰
• 162⁰

What is the measure of 1 INTERIOR angle of a 16-gon?

• 2520⁰
• 2880⁰
• 22.5⁰
• 157.5⁰

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

• 360⁰
• 165.6⁰
• 335⁰
• 4140⁰

What is the measure of each exterior angle of a regular octagon?

• 45⁰
• 360⁰
• 1080⁰
• 135⁰

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

• 1440⁰
• 360⁰
• 540⁰
• 144⁰

Find the measure of angle E.

• 9⁰
• 97°
• 48°
• 79°

Find DG.

• 14
• 28
• 12
• 16

In kite ABCD, m∠BCD = 98⁰, and m∠ADE = 47⁰. Find the m∠DAE.

• 43⁰
• 47⁰
• 90⁰
• 86⁰

In trapezoid EFGH, FH = 9. Find AG.

• 2.8
• 6.2
• 9
• 15.2