The measure of one exterior angle of a regular polygon is 72. Find the number of sides.
n=5
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10
What is the measure of each exterior angle of a pentadecagon?
Can't tell...Does not say regular
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10
An 89-gon has ______________ diagonals from each vertex.
86
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seesaw
Swap points!
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magnet
Take 15 points!
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gift
Win 10 points!
Okay!
thief
Give points!
5
10
15
20
25
10
A 21-gon has how many diagonals?
189
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10
How many triangles can be formed by drawing all possible diagonals from one vertex of a 47-gon?
45
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10
The measure of one interior angle of a regular polygon is 144°. How many sides does it have?
n = 10
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banana
Go to last place!
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gold
Win 50 points!
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shark
Other team loses 15 points!
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thief
Give points!
5
10
15
20
25
10
Always, Sometimes, Never - If the number of sides of a regular polygon doubles, then the measures of each angle also doubles.
Sometimes ( yes for triangle to hexagon but no for Square to Octagon)
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10
If the sum of the measures of six angles of a heptagon is 864°, the the measure of the seventh angle is ....
36°
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10
A polygon whose interior angles have a sum smaller than the sum of its exterior angles is a ____________________.
Triangle
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eraser
Reset score!
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star
Double points!
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rocket
Go to first place!
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lifesaver
Give 25 points!
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10
A polygon that has 594 diagonals has ____________ angles.
36
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10
Find the value of x.
x = 13
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10
Always, Sometimes, Never....If three additional sides are added to a polygon, the sum of its angles increases by 540°
ALWAYS
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10
The measure of an exterior angle of a regular polygon is 2x, and the measure of an interior angle is 4x. Find the measure of one interior and exterior angle
