Question

From adjacent fig . angle B is 40 degree and angle A is 70 degree then angle ACD is what
​

Answer 1

Solution:

Refer from attachment you got your answer.

Answer: 110°

Second method:

We know that External angle of a triangle

is equal to the opposite two internal

angle .

Therefore

<ACD = <A+<B

<ACD = 70+40

<ACD = 110°