2021 Math Kangaroo Levels 11-12 Problem #27

2021 Math Kangaroo Levels 11-12 Problem #27 27. A triangle ABC is divided by two transversals, as shown. The areas of the smaller triangles are 1, 3, and 3. What is the area of the original triangle? (A) 12 (B) 12.5 (C) 13 (D) 13.5 (E) 14 Thank you for watching and please subscribe if you would like to see more videos!