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enot
[183]
3 years ago
14
What is the area of a regular pentagon with a side length of 9 millimeters and an apothem length of 6.2 millimeters?
Mathematics
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answer:
Kazeer
[188]
3 years ago
5
0
A Pentagon can be broken up into 5 equal triangles. Area of the Pentagon is the sum of all the 5 triangles.
Area of the pentagon = 5 ( 1/2 x 6.2 x 9) = 139.5 mm²
Answer: 129.5 mm² (Answer D)
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