Question

Prove that the sum of the measures of the interior angles of a triangle is 180°. Be sure to create and name the appropriate geometric figures.

Answer 1

@ganeshie8

Answer 2

I just know that a triangle measure is 180 and that every angle is 60.

Answer 3

watch this short video
https://www.khanacademy.org/math/geometry/parallel-and-perpendicular-lines/triang_prop_tut/v/proof---sum-of-measures-of-angles-in-a-triangle-are-180

Answer 4

idk what is wrong with my computer but lately the volume has been acting up so I cant hear anything.

Answer 5

Alright, see if below link helps
http://hotmath.com/hotmath_help/topics/angle-sum-theorem.html

Answer 6

Go through the proof and let me know if something doesn't make sense

Answer 7

ok thank you :)

Answer 8

np :)