Area of a Sector (Year 10)
Free printable UK Year 10 (GCSE Foundation) maths worksheet: find the area of a circle sector, exactly in terms of pi and as a decimal.
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Grade 9 · Math worksheet
Name
Date
Math
Area of a Sector
Find the area of a sector, exactly in terms of pi and as a decimal, or work backward from a sector's area to find its angle.
- 1.A sector of a circle has radius 6 cm and angle 180°. Find the area of the sector, (a) exactly in terms of pi, and (b) rounded to 1 decimal place.
- 2.A sector of a circle has radius 4 cm and angle 180°. Find the area of the sector, (a) exactly in terms of pi, and (b) rounded to 1 decimal place.
- 3.A sector of a circle has radius 24 cm and angle 30°. Find the area of the sector, (a) exactly in terms of pi, and (b) rounded to 1 decimal place.
- 4.A sector of a circle has radius 18 cm and angle 60°. Find the area of the sector, (a) exactly in terms of pi, and (b) rounded to 1 decimal place.
- 5.A sector of a circle has radius 12 cm and angle 30°. Find the area of the sector, (a) exactly in terms of pi, and (b) rounded to 1 decimal place.
- 6.A sector of a circle has radius 6 cm and area 6π cm2. Find the angle of the sector.
- 7.A sector of a circle has radius 6 cm and area 18π cm2. Find the angle of the sector.
- 8.A sector of a circle has radius 24 cm and area 72π cm2. Find the angle of the sector.
- 9.A sector of a circle has radius 12 cm and area 12π cm2. Find the angle of the sector.
- 10.A sector of a circle has radius 16 cm and area 32π cm2. Find the angle of the sector.
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