Question

tangents lesson o is centre of the tangent A and B meet at C if ACO =30DEGRES FIND ANGLE BCO,AOB,APB​

Answer 1

Answer:

(i) angle BCO = 30 degree ( triangle AOC and triangle BOC are equal ( SAS ) )

(ii)Angle AOB = 120 degree ( angle AOB and angle ACB are supplymentary angles)

(iii) angle APB = 60 degree ( half of central angle AOB)

Answer 2

Answer:

BCO 150

AOB 60

APB 150 AS OPPOSITE ANGLES IN THE QUADRILATERAL HAS SUM OF 180