Question

in the given figure, angle ABC=80,angleACE=70. if ABllCE,then find the measure of angle ACB​

Answer 1

Step-by-step explanation:

∠ACE = 70 =∠BAC

In Δ ABC,

∠ABC +∠BAC +∠ACB = 180 (By angle sum property)

80 + 70 +∠ACB =180

∠ACB = 180 - 150 ⇒ ∠ACB = 30