What is the approximate area of a regular heptagon with a side length of 4 inches and a distance from the center to a vertex of

Question

Lelu [443]

2 years ago

13

What is the approximate area of a regular heptagon with a side length of 4 inches and a distance from the center to a vertex of

4.6 inches?

Mathematics

1 answer:

jok3333 [9.3K] · Answer 1 · 2022-08-13T00:15:26+03:00

jok3333 [9.3K]2 years ago

4 0

Split it into 7 triangles. Half-base of each is 2 so the distance of center to the midpoint of the base is (Pythagoras) square root of (4.62 - 22) = 4.162 triangle is this times 2, and with 7 triangles multiply also by 7 to get an approximate area of 58 sq in.