Q. 10. Prove that the sum of the (interior) angles of a pentagon is 540°.

using geometry**
- Like line segments, ray XY, angles etc

please don't answer with (n-2)180 formula.

answer related to proving by lines and angles
like - <ABC + <BCA + <CAB = 180° etc...​

Q 10 Prove that the sum of the interior angles of a pentagon is 540using geometry Like line segments ray XY angles etcplease dont answer with n2180 formulaanswe class=