Question

BC is the diameter of a circleand angle ABC is 60 find BCA

Answer 1

Answer:30°

Step-by-step explanation:BC is the diameter.

If ABC=60°

Then BAC=90°(every triangle formed on

the diameter of a circle is

a right angled triangle)

Then

ACB+60°+90°=180°( ANGLE SUM

PROPERTY)

=ACB=180°-150°

=ACB=30°