Geometry of Circles - Sector Area - Radius and Angle to Sector Area (Level 1)

This math topic focuses on calculating the area of a shaded sector in a circle. It involves using the radius and angle of the sector to determine the sector area. The topic covers seven problems, each presenting a different circle with a shaded sector. For each problem, students are provided with multiple-choice answers, requiring them to calculate and select the correct sector area. The topic falls under intermediate geometry practice and helps in understanding the application of circle geometry concepts.

Work on practice problems directly here, or download the printable pdf worksheet to practice offline.

Geometry of Circles - Sector Area - Radius and Angle to Sector Area Worksheet

Math worksheet on 'Geometry of Circles - Sector Area - Radius and Angle to Sector Area (Level 1)'. Part of a broader unit on 'Geometry - Intermediate - Practice' Learn online: app.mobius.academy/math/units/geometry_intermediate_practice/

1

What is the area of the shaded sector of the circle?

a

35.42

b

39.98

c

36.18

d

37.7

e

34.66

f

33.9

2

What is the area of the shaded sector of the circle?

a

10.29

b

14.09

c

15.61

d

11.05

e

12.57

f

9.53

3

What is the area of the shaded sector of the circle?

a

24.47

b

25.23

c

28.27

d

29.79

e

30.55

f

31.31

4

What is the area of the shaded sector of the circle?

a

14.35

b

15.11

c

13.59

d

9.03

e

15.87

f

12.83

5

What is the area of the shaded sector of the circle?

a

3.95

b

6.23

c

3.19

d

1.67

e

5.47

f

4.71

6

What is the area of the shaded sector of the circle?

a

36.96

b

38.48

c

39.24

d

37.72

e

40

f

36.2

7

What is the area of the shaded sector of the circle?

a

29.79

b

26.75

c

28.27

d

31.31

e

29.03

f

24.47