Find the apothem, in millimeters, and area, in square millimeters, of a regular pentagon with side length 3 mm. Round to the nearest tenth. O a=2.1, A=18.5 O a=1.2, A=18.5 O a=2.1, A=15.8 O a=1.2 , A=15.8

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
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Author:HOLT MCDOUGAL
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I haven't learned this throughly, so can someone explain how to find the apothem? Thank you.

Find the apothem, in millimeters, and area, in square millimeters, of a regular
pentagon with side length 3 mm. Round to the nearest tenth.
O a=2.1, A=18.5
O a=1.2 , A=18.5
O a=2.1, A=15.8
O a=1.2 , A=15.8
Transcribed Image Text:Find the apothem, in millimeters, and area, in square millimeters, of a regular pentagon with side length 3 mm. Round to the nearest tenth. O a=2.1, A=18.5 O a=1.2 , A=18.5 O a=2.1, A=15.8 O a=1.2 , A=15.8
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