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F2 Class Quiz 21: Arc Length and Area of Sector.
Quiz by Ms Choi
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5 questions
Show answers
- Q1
In the figure, the radius of sector OAB with centre O is 4 cm and reflex ∠AOB = 325°. Let x be the arc length of the sector, find x, correct to 3 significant figures.
2.44 cm
11.3 cm
45.4 cm
22.7 cm
120s - Q2120s
- Q3120s
- Q4120s
- Q5
The figure shows an arc PQ of centre O. Find arc PQ .
1 cm
120s