Question

What is the area of the regular octagon with a side length of 10 m and an apothem of 12.1 m?



A.<< 11 years ago

Answer 1

@acxbox22

Answer 2

the formula for area of a regular polygon is
A=1/2(perimeter)(apothem)

Answer 3

what is the perimeter?

Answer 4

umm im not sure

Answer 5

an octagon has 8 sides with each side measuring 10 m
so the perimeter=8 x 10

Answer 6

so 80

Answer 7

yes now plug in 80 for perimeter and 12.1 for apothem into the equation and solve for area

Answer 8

So D

Answer 9

Or is it C