jadenshen18 jadenshen18

14-07-2024
Mathematics

Answered

A1A2A3A4A5A6A7A8A9A10 is a regular 10-gon.
(a) Find the acute angle formed by A1A4 and A3A8.
(b) Find the acute angle formed by lines A1A7 and A2A5.

Answer :

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