Find the sum of the interior angles of a (an):
180(10 – 2) = 1440˚
decagon
Find the measure of one exterior angle of a regular:
360= 72˚ 5
pentagon
List all quadrilaterals that have:
Rectangle, square, isos trap
Opp angles supplementary
Find the distance and the midpoint between:
D = 20M (8, 1)
(2, -7) (14, 9)
List all quadrilaterals that have:
rhombus, square
Diagonals that bisect angles
Find the distance and the midpoint between:
D = 13M (-2.5, -3)
(0, -9) (-5, 3)
Find the sum of the interior angles of a (an):
180(9 – 2) = 1260˚
nonagon
Find the distance and the midpoint between:
D = 10M (2, 4)
(-2, 7) (6, 1)
Find the measure of one interior angle of a regular:
180(6 – 2) = 120˚ 6
hexagon
Find the measure of one interior angle of a regular:
180(10 – 2) = 144˚ 10
decagon
List all quadrilaterals that have:
rhombus, square
perpendicular diagonals
Find the measure of one interior angle of a regular:
180(12 – 2) = 150˚ 12
dodecagon
List all quadrilaterals that have:
Parallelogram, rectangle, rhombus, square
Diagonals that bisect each other
Find the measure of one exterior angle of a regular:
360= 18˚ 20
20-gon
Find the measure of one interior angle of a regular:
180(18 – 2) = 160˚ 18
18-gon
Find the sum of the interior angles of a (an):
180(6 – 2) = 720˚
hexagon
Find the measure of one exterior angle of a regular:
360= 20˚ 18
18-gon
Find the sum of the interior angles of a (an):
180(15 – 2) = 2340˚
15-gon
Find the measure of one exterior angle of a regular:
360= 40˚ 9
nonagon
List all quadrilaterals that have:
Rectangle, square, isos trap
Congruent diagonals
Find the sum of the interior angles of a (an):
180(8 – 2) = 1080˚
octagon
Find the distance and the midpoint between:
D = 17M (3, -2.5)
(7, -10) (-1, 5)
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