what is the area of a polygon 5sides 2.6 height 3ft base

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(1) Answers

guateee

Okay so your polygon has 5 sides that makes it a Pentagon.
Base*Height = Diagonal
2.6*3= 7.8
Regular Pentagon Area Formula which is..
Area = Diagonal -1+sqrt5 / 2
So you're answer is:
Area = 4.82 ft
Hope this helps.