the inner angle of a regular polygon is 4 times it's outer angle.a) what is the measure of each outer angle?
b)how many sides does it have?
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5
Answer:
The sum of the interior angles of a polygon is four times the sum of its exterior angles.
The sum of the exterior angles of a polygon is always equal to 360
o
.
The sum of the interior angles of polygon = 180(n−2)
=> 180(n−2)=4×360
=> n−2=8
=> n=10
Number of sides in the polygon = 10
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Answer:
10 is the answerr sides of a polygon......
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