Question

In the given figure, AB||DE||FG, ∠=110°, ∠=130° ∠=°.
find the value of

Answer 1

i did know answer but you can follow this that is used in this

Question 1:

In the given figure, ∠ACD is an exterior angle of ΔABC. ∠B = 40°, ∠A = 70°.

Find the measure of ∠ACD.

ANSWER:

In ΔABC,

∠ACD = ∠A + ∠B (Exterior angle property)

= 70∘ + 40∘

= 110∘

Hence, the measure of ∠ACD is 110∘