About This Lesson
Youtube videos by Julie Harland are organized at http://YourMathGal.com
Sum of angles in a triangle, isosceles triangle, right triangle word problems involving angles in a triangle.
triangle-angle05.mp4<br />For more great math videos visit: www.youtube.com/user/videosbyjulieharland/videos<br />Aligned to Common Core State Standard: 8.G.5