Question

Answer of the following question??​

Answer 1

Answer:

80°

Step-by-step explanation:

sum of all angle of triangle = 180

so

60 + 40 + A = 180

A = 180-100

A = 80

Answer 2

Hey Mate Your Answer-

Sum of 3 angles of a triangle is euqual to 180°

therefore, give angle ABC= 180°

means,

A+ 60° + 40°=180°

A+100°=180°

A=180°-100°

A=80°

Hence option C(80°) is correct!

Hope this helps ...have a good day ahead!