Question

please tell me a answer​

Answer 1

Answer:

1) 75°

2) 110°

Step-by-step explanation:

1) by angle sum property of triangle

55°+60°+x=180°

x=180-(55+60)

x=75°

2) exterior angle property

50°+60°=x

so, x=110°

Answer 2

Answer:

a)65°

Step-by-step explanation:

sum of all angles is 180°

so 180°-(55°+60°)

=180°-115°

=65°