A regular pentagon has a side of approximately 3.5 and an apothem of approximately 2.4 feet,what is the area??

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A regular pentagon has a side of approximately 3.5 and an apothem of approximately 2.4 feet,what is the area??

PLEASE HELP!!!!!!!!!!!!!!

2007-07-10 13:03:02 · 2 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics

2 answers

Divide the pentagon into 5, passing from the center to vertices. These form 5 triangles [with the sides as the respective bases].

Area of 5 triangles = 5*(1/2)*(3.5)*(2.4)
d:

2007-07-10 13:06:40 · answer #1 · answered by Alam Ko Iyan 7 · 0⤊ 0⤋

the answer is in the basck of the math book

2007-07-10 20:08:19 · answer #2 · answered by vanessa 6 · 0⤊ 0⤋