Green Marbles

Class 7 Maths Group- Comment on this post to share how you solved the problem. Also add on to the problem. Remember to talk about the strategy you used not just the answer.

The Angles of a Triangle

We have been learning about the angle's in a triangle and how they add up to 180°.  When we ripped the corners of the triangle we could see that is we put the angles together they showed us 180° which is a straight angle.