Question

In ∆ABC, LA= 30°
LB : 45°, L C= ?​

Answer 1

Answer:

<A + <B + <C = 180° ( Angle sum property )

=> 30° + 45° + <C = 180°

=> 75° + <C = 180°

=> <C = 180° - 75°

= 105°. ans.

Answer 2

Answer:

<C = 105°. ANS. ........ EXPLANATION above