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Find the perimeter of the polygon

Find the perimeter of the polygon-example-1

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Answer:

P = 78 cm

Explanation:

note that the 4 sides of the polygon are tangents to the circle.

Tangents to a circle from an external point to the circle at the point of contact with the circle are congruent.

then summing the tangents, starting with the lower side, and counting anti- clockwise, the perimeter (P) is

P = 6 + 9 + 9 + 16 + 16 + 8 + 8 + 6 = 78 cm

User Douglas Gaskell
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