engineering recuitment AAI ATC Junior Executive 2025 Mock Test Series Mathematics Trigonometry Properties of Triangles
In a triangle ABC if the angles A, B, C are in AP, then which one of the following is correct?
1
c = a + b
2
c2 = a2 + b2 - ab
3
a2 = b2 + c2 - bc
4
b2 = a2 + c2 - ac