Question

In the figure if the centre of the circle and ABC is an equilateral triangle find angle BAC and angle ABO?

Answer 1

Answer:

60 degree and 30 degree respectively.

Step-by-step explanation:

as AO will be perpendicular to BC ( angle in semi circle)

so ABO will 30 ° ,. as 60/2 =30° and all angles in equilateral triangle are 60°