Interactive practice questions
Consider the circle shown.
a
State the diameter of the circle in terms of $x$x.
b
State the circumference of the circle in terms of $\pi$π and $x$x.
Easy
1 min
The diagram shows a semicircle of radius $r$r.
Easy
2 min
The diagram shows a quarter circle of radius $r$r.
Easy
2 min
Determine whether the following statements are true about $\pi$π.
Easy
2 min
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