Question

The side BA of ABC has been produced to D. If ABC = 60'and exterior CAD = 150, then find the measure of ACB​

Answer 1

See the Attachment to get the answer

Answer 2

Answer:

(i) the interior adjacent angle

(ii) the interior opposite angles to exterior ∠CBX

Also, name the interior opposite angles to an exterior angle at A.

∠CBX is an exterior angle of ∆ABC at B

Solution:

(i) ∠ABC

(ii) ∠BAC and ∠ACB

Also the interior angles opposite to exterior are ∠ABC and ∠ACB