Question

3. in a triangle ABC, <A=60° , <B=80° ,<C=?​

Answer 1

Answer:

A+B+C=180⁰(ANGLE SUM PROPERTY)

60+80+C=180

C=180-140

C=40⁰

Answer 2

Answer:

In Triangle ABC :

• <A = 60
• <B = 80

By Angle sum property of Triangle : Sum of all angles of triangle is 180

• <A + <B + <C = 180
• 60 + 80 + <C = 180
• 140 + <C = 180
• <C = 180 - 140
• <C = 40

Answer = 40