A chord 20cm long subtends an angle of 60° at the cir...
A chord 20cm long subtends an angle of 60° at the circumference of a circle, what is the diameter of the circle the nearest cm?
12cm
20cm
23cm
60cm
80cm
Correct answer is C
No explanation has been provided for this answer.
The graph of the function y = x2 + 4 and a straight line PQ are drawn to solve the equation x\(...
In the diagram, PQR is a triangle.|PQ| = |PR|, |PS| = |SQ| and PRS = 50°. What is the size of &a...
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