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Mathematics
Mathematics
Problem
The following diagram shows a circle with centre O. Points A, B and C lie on the circle. (Diagram not to scale.) The area of triangle AOB is
26
cm
2
26\text{ cm}^2
26
cm
2
and
∠
A
O
B
=
2.51
\angle AOB = 2.51
∠
A
O
B
=
2.51
radians. Find the length of arc ACB.
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