In a triangle ∠ABC,∠A=50∘,∠B=60∘ and ∠C=70∘. Find the measures of the angles of the triangle formed by joining the mid -points of the sides of this triangle.

In a triangle ∠ABC,∠A=50∘,∠B=60∘ and ∠C=70∘. Find the me

1.	In a triangle ∠ABC,∠A=50∘,∠B=60∘ and ∠C=70∘. Find the measures of the angles of the triangle formed by joining the mid -points of the sides of this triangle.
Answer» In a triangle $∠ A B C, ∠ A = 50^{\circ}, ∠ B = 60^{\circ} a n d ∠ C = 70^{\circ}$ . Find the measures of the angles of the triangle formed by joining the mid -points of the sides of this triangle.