lRaynedKerrez lRaynedKerrez

23-09-2016
Mathematics

contestada

A regular pentagon has an apothem of 3.2 m and an area of 37.2 m². What is the length of one side of the pentagon?
3.96 m
4.65 m
11.875 m
23.75 m

Respuesta :

HomertheGenius HomertheGenius

26-09-2016

A = 5 l * h / 2
37.2 m² = 5 l * 3.2 m / 2 / * 2
74.4 = 5 l * 3.2
74.4 = 16 l
l = 74.4 : 16
l = 4.65 m
Answer: B ) 4.65 m

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kitt90335 kitt90335

13-04-2019

your Answer is:

B ) 4.65 m

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