Question

In triangle ABC, Angle B =35°, angle C =22°,find angle A​

Answer 1

Answer:

123°

Step-by-step explanation:

The sum of angles of a triangle is 180°.

So, 180-22-35 = 123°

Answer 2

Answer:

a= 123°

Step-by-step explanation:

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

= a+35°+22°=180°

=a+57°=180°

= a=180°-57

= a= 123°

hope it helps you.......