Question

B
B) Given a circle with centre O.
A
mLAOB = 65° and mLADC = 50°
C6

Find mLBOC.

Answer 1

Answer:

hope this helps you :)

Step-by-step explanation:

Answer 2

Answer:

According to theorem of circles ∠AOC=2∠ADC (i)

∠AOC=∠AOB+∠BOC=60

∘

+30

∘

=90

∘

from equation(i)

90

∘

=2∠ADC

∠ADC=45

∘