Question

(16) In fig ABC is a triangle in which ZA = 80, ZB = 40° and ZC = 609, Side AB will be
(a) equal to BC
(b) greater than BC
(c) less than BC
eaual to AC
800
Хоо
60°
BC​

Answer 1

a + b + C is equal to 180 then sum of three angle of a triangle 55 + 40 + C is equal to 180 95 + C is equal to 180 C is equal to 180 - 95 C is equal to 85