ADP and ABQ are tangents to the circle, centre O.
C lies on the circumference of the circle.
...
Mathematics, 26.02.2021 14:00 Homepage10
ADP and ABQ are tangents to the circle, centre O.
C lies on the circumference of the circle.
D
P
Giving reasons for all the
statements you make, work out
angles DCO, CBO, OCB, and BCD,
all in terms of x.
O
Hence, work out obtuse angle DOB
and prove that y = 2x.
2x
B
Not drawn accurately
Answers: 1
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