SOLUTION: how to find the perimeter of a regular hexagon inscribed in a circle of radius 150cm

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Question 824013: how to find the perimeter of a regular hexagon inscribed in a circle of radius 150cm
Answer by lwsshak3(11628) About Me  (Show Source):
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how to find the perimeter of a regular hexagon inscribed in a circle of radius 150cm.
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A regular hexagon inscribed in a circle is made up of six identical triangles, each with a central angle of 60˚. The perimeter is equal to 6 times the length of the side opposite the 60˚ central angle. Draw a perpendicular line from the base to the 60˚ apex, forming two 30˚ right triangles with hypotenuse=radius.
side opposite the 30˚angle=1/2 the hypotenuse=150/2=75
perimeter=2*75*6=900cm