How do you calculate the sum of all internal angles of a regular polygon?

Use the formula (n-2)*180 where n is the number of sides on the polygon.

BC
Answered by Ben C. Maths tutor

3301 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

How do I find the gradient of a line?


A rectangle has the length of (2x + 5) and the width of (3x - 2). The perimeter of the rectangle is 36cm. Find the length and width of this rectangle.


factorise 2x^2 - x - 6


When will I ever need to use this in real life?


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2026 by IXL Learning