Question

prove that sum of all angle of any triangle is 180​

Answer 1

Answer:

Proved

Step-by-step explanation:

It can be proved by an activity. Take a piece of paper and cut 2 exact same triangles from it. draw angle arcs on both. Cut the Angles out of 1 of the triangle. Draw a straight line on a paper and paste the three angles on it. Observe that the 3 angles when added give 180 degrees

Answer 2

Answer:

this is because all triangle have measure of acute angle. if angle sum exceeds the shape can become an irregular triangle { which is not a triangle}