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10 November, 15:55

A room is shaped like a regular pentagon. Marisa is putting a banner around the top of the room. If one wall is twelve feet long, how long must the banner be for it to go all the way around the room?

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  1. 10 November, 17:07
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    60 ft

    Step-by-step explanation:

    A regular pentagon is a 5-sided polygon with all sides the same length. The total length of the perimeter is then 5 times the length of one side.

    Marisa's banner must be 5*12 ft = 60 ft long to go all the way around.
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