Calculate the angles marked with letters.O is the centre of circle

Asked by shaanzee8 | 29th Jan, 2020, 04:33: PM

Expert Answer:

a.
Using the subtended angle theorem property "Angle subtended by an arc at the centre is double the angle subtended by the same arc in the same segment at any point on the circle"
T h e r e f o r e comma space angle a equals 1 half cross times 120 degree equals 60 degree

Answered by Renu Varma | 6th Feb, 2020, 10:16: AM