Question

if tangent AB and AC from a point A to a circle with centre O are such that angle BOC=40°, then write the value of angle BAC.​

Answer 1

Answer:

angle bac=140

Step-by-step explanation:

180-40

140

Answer 2

As per the theorem, BOC+BAC=180°

40°+BAC=180°

BAC=180°-40°

BAC=140°