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AD, BE, and CF are all diameters of the circle. The measure of angle AOB is 40 degrees. The measure of angle DOF is 120 degrees.

Find the measures of the angles:


BOC :

COD :
(Image is attached)

AD, BE, and CF are all diameters of the circle. The measure of angle AOB is 40 degrees-example-1
asked
User Sandria
by
8.1k points

2 Answers

4 votes
BOC : 80 degrees
COD : 20 degrees
answered
User Chenwj
by
8.3k points
4 votes
is a center so angle
cof =180 angle cod +dof =180
so angle cod=60
answered
User Maxime T
by
9.0k points
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