Circle - Area Radius/Diameter Easy: S1€¦ · Circle - Area Radius/Diameter Easy: S1 Find the exact area of each circle. Area = 9) A cow is tethered with a rope 20 m long. ... What

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1) 2) 3)

4) 5) 6)

Area = Area = Area =


Circle - AreaRadius/Diameter Easy: S1

Find the exact area of each circle.

Area =

9) A cow is tethered with a rope 20 m long. What is the maximum area the cow can graze?

7) If the radius is 10 cm, what will be the area of the circle?

8) What is the area of a circle with a diameter of 16 ft?

a) 100π cm2 b) 400π cm2 c) 25π cm2 d) 20π cm

a) 256π ft2 b) 64π ft2 c) 32π ft2 d) 16π ft

15 ft

22 in

8 m

12 cm

3 m

34 ft

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1) 2) 3)

4) 5) 6)

Area = 225π ft2 Area = 121π in2 Area = 64π m2

Area = 36π cm2 Area = 9π m2 Area = 289π ft2

Circle - Area

Answer Key

Radius/Diameter Easy: S1


Area = 400π m2

9) A cow is tethered with a rope 20 m long. What is the maximum area the cow can graze?

7) If the radius is 10 cm, what will be the area of the circle?

8) What is the area of a circle with a diameter of 16 ft?

a) 100π cm2 b) 400π cm2 c) 25π cm2 d) 20π cm

a) 256π ft2 b) 64π ft2 c) 32π ft2 d) 16π ft

15 ft

22 in

8 m

12 cm

3 m

34 ft

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1) 2) 3)

4) 5) 6)





Area =

9) The diameter of the pizza is 45 cm. What is the maximum area available for toppings?

7) If the radius is 4 m, what will be the area of the circle?

8) What is the area of a circle with a diameter of 26 in?

a) 4π m2 b) 8π m2 c) 16π m2 d) 4π m

a) 676π in2 b) 52π in2 c) 26π in d) 169π in2

16 ft

12 in

6 cm

10 m 10 ft 7 in

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1) 2) 3)

4) 5) 6)

Area = 64π ft2 Area = 144π in2 Area = 9π cm2

Area = 100π m2 Area = 25π ft2 Area = 49π in2

Circle - Area

Answer Key



Area = 506.25π cm2

9) The diameter of the pizza is 45 cm. What is the maximum area available for toppings?



a) 4π m2 b) 8π m2 c) 16π m2 d) 4π m

a) 676π in2 b) 52π in2 c) 26π in d) 169π in2

16 ft

12 in

6 cm

10 m 10 ft 7 in

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1) 2) 3)

4) 5) 6)







a) 81π m2 b) 324π m2 c) 36π m2 d) 18π m

a) 900π in2 b) 60π in2 c) 225π in2 d) 125π in2

11 cm

28 ft

7 m

10 cm

16 in

40 ft

9) Steven jogs around a circular #eld with a diameter of 70 yd. Find the area of the #eld.

Area =

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1) 2) 3)

4) 5) 6)

Area = 121π cm2 Area = 196π ft2 Area = 49π m2

Area = 25π cm2 Area = 256π in2 Area = 400π ft2

Circle - Area

Answer Key





a) 81π m2 b) 324π m2 c) 36π m2 d) 18π m

a) 900π in2 b) 60π in2 c) 225π in2 d) 125π in2

11 cm

28 ft

7 m

10 cm

16 in

40 ft

9) Steven jogs around a circular #eld with a diameter of 70 yd. Find the area of the #eld.

Area = 1225π yd2

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1) 2) 3)

4) 5) 6)



Circle - AreaRadius/Diameter Moderate: S1

Find the area of each circle. Round the answer to tenth decimal place. ( use π = 3.14 )

7) If the radius is 55 ft, what will be the area of the circle?

8) What is the area of the circle with a diameter of 60 in?

a) 9498.5 ft2 b) 2374.6 ft2 c) 345.4 ft2 d) 345.4 ft

a) 188.4 in2 b) 11304 in2 c) 2826 in2 d) 376.8 in

64 cm

21 in

48 ft

100 in

31 c

m

52 m

Area =

9) If a goat is tethered with a rope 28 m long, what will be the maximum area the goat can graze?

Name : Score :


1) 2) 3)

4) 5) 6)

Area = 3215.4 cm2 Area = 1384.7 in2 Area = 1808.6 ft2

Area = 7850 in2 Area = 3017.5 cm2 Area = 2122.6 m2

Circle - Area

Answer Key

Radius/Diameter Moderate: S1




a) 9498.5 ft2 b) 2374.6 ft2 c) 345.4 ft2 d) 345.4 ft

a) 188.4 in2 b) 11304 in2 c) 2826 in2 d) 376.8 in

64 cm

21 in

48 ft

100 in

31 c

m

52 m

Area = 2461.8 m2

9) If a goat is tethered with a rope 28 m long, what will be the maximum area the goat can graze?

Name : Score :


1) 2) 3)

4) 5) 6)







a) 1193.99 ft2 b) 122.46 ft c) 244.92 ft2 d) 4775.94 ft2

a) 163.28 in2 b) 2122.64 in2 c) 8490.56 in2 d) 322.56 in

50 m 70 ft

22 in

46 cm 27 m

80 ft

Area =

9) The diameter of the pudding is 94 mm. What is the maximum area available for toppings?

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1) 2) 3)

4) 5) 6)

Area = 7850 m2 Area = 3846.5 ft2 Area = 1519.8 in2

Area = 1661.1 cm2 Area = 2289.1 m2 Area = 5024 ft2

Circle - Area

Answer Key





a) 1193.99 ft2 b) 122.46 ft c) 244.92 ft2 d) 4775.94 ft2

a) 163.28 in2 b) 2122.64 in2 c) 8490.56 in2 d) 322.56 in

50 m 70 ft

22 in

46 cm 27 m

80 ft

Area = 6936.3 mm2

9) The diameter of the pudding is 94 mm. What is the maximum area available for toppings?

Name : Score :


1) 2) 3)

4) 5) 6)






8) What is the area of the circle with a diameter of 68 cm?

a) 5278.3 m2 b) 1319.6 m2 c) 257.5 m2 d) 128.7 m2

a) 427 cm2 b) 213.5 cm2 c) 14519.4 cm2 d) 3629.8 cm2

40 in

21cm

56 m

33 ft

92 in52 cm

9) Marlene jogs around a circular path with a radius of 31 yd. Find the area of the #eld.

Area =

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1) 2) 3)

4) 5) 6)

Area = 1256 in2 Area = 1384.7 cm2 Area = 2461.8 m2

Area = 3419.5 ft2 Area = 6644.2 in2 Area = 8490.6 cm2

Circle - Area

Answer Key




8) What is the area of the circle with a diameter of 68 cm?

a) 5278.3 m2 b) 1319.6 m2 c) 257.5 m2 d) 128.7 m2

a) 427 cm2 b) 213.5 cm2 c) 14519.4 cm2 d) 3629.8 cm2

40 in

21cm

56 m

33 ft

92 in52 cm

9) Marlene jogs around a circular path with a radius of 31 yd. Find the area of the #eld.

Area = 3017.5 yd2

Name : Score :


Circle - AreaRadius/Diameter Di!cult: S1

1) 2) 3)

4) 5) 6)



Find the area of each circle. Round the answer to two decimal places. ( use π = 3.14 )

7) If the radius is 3.82 ft, what will be the area of the circle?

8) What is the area of the circle with a diameter of 19.74 in?

a) 45.82 ft2 b) 11.46 ft2 c) 23.99 ft2 d) 11.99 ft2

a) 308.37 in2 b) 305.89 in2 c) 124.47 in2 d) 62.23 in2

12.5 cm

9.5

m

2.72 cm

14.7

in 1.98 m 11.82 ft

Area =

9) A horse is tethered to a peg at the center of the $eld. If the length of the rope is 18.3 m, what will be the maximum area the horse can graze?

Name : Score :


1) 2) 3)

4) 5) 6)

Area = 490.63 cm2 Area = 70.85 m2 Area = 23.23 cm2

Area = 169.63 in2 Area = 12.31 m2 Area = 109.67 ft2

Circle - Area

Answer Key

Radius/Diameter Di!cult: S1




a) 45.82 ft2 b) 11.46 ft2 c) 23.99 ft2 d) 11.99 ft2

a) 308.37 in2 b) 305.89 in2 c) 124.47 in2 d) 62.23 in2

12.5 cm

9.5

m

2.72 cm

14.7

in 1.98 m 11.82 ft

Area = 1051.56 m2

9) A horse is tethered to a peg at the center of the $eld. If the length of the rope is 18.3 m, what will be the maximum area the horse can graze?

Name : Score :


1) 2) 3)

4) 5) 6)







a) 31.26 ft2 b) 39.63 ft2 c) 19.81 ft2 d) 125.02 ft2

a) 979.29 in2 b) 244.82 in2 c) 110.90 in2 d) 55.45 in2

13.1

2 m

3.87 ft

24.6 in

17.1 cm20.8 in

7.33 m

Area =

9) The diameter of the cake is 38.72 cm. What is the maximum area available for toppings?

Name : Score :


1) 2) 3)

4) 5) 6)

Area = 135.13 m2 Area = 47.03 ft2 Area = 475.05 in2

Area = 918.17 cm2 Area = 339.62 in2 Area = 168.71 m2

Circle - Area

Answer Key





a) 31.26 ft2 b) 39.63 ft2 c) 19.81 ft2 d) 125.02 ft2

a) 979.29 in2 b) 244.82 in2 c) 110.90 in2 d) 55.45 in2

13.1

2 m

3.87 ft

24.6 in

17.1 cm20.8 in

7.33 m

Area = 1176.90 cm2

9) The diameter of the cake is 38.72 cm. What is the maximum area available for toppings?

Name : Score :


1) 2) 3)

4) 5) 6)





7) If the radius is 5.83 in, what will be the area of the circle?

8) What is the area of the circle with a diameter of 16.56 m?

a) 26.68 in2 b) 106.73 in2 c) 36.61 ft2 d) 18.31 in2

a) 104 m2 b) 861.09 m2 c) 215.27 m2 d) 52 m2

4.25 cm 19.48 ft

3.82 m

13.9 ft

4.67

in

20.6

cm

9) A circular park has a radius of 28.3 yd. Find the area of the circular park.

Area =

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1) 2) 3)

4) 5) 6)

Area = 56.72 cm2 Area = 297.88 ft2 Area = 45.82 m2

Area = 151.67 ft2 Area = 68.48 in2 Area = 333.12 cm2

Circle - Area

Answer Key



7) If the radius is 5.83 in, what will be the area of the circle?

8) What is the area of the circle with a diameter of 16.56 m?

a) 26.68 in2 b) 106.73 in2 c) 36.61 ft2 d) 18.31 in2

a) 104 m2 b) 861.09 m2 c) 215.27 m2 d) 52 m2

4.25 cm 19.48 ft

3.82 m

13.9 ft

4.67

in

20.6

cm

9) A circular park has a radius of 28.3 yd. Find the area of the circular park.

Area = 2514.80 yd2

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Circle - Area Radius/Diameter Easy: S1€¦ · Circle - Area Radius/Diameter Easy: S1 Find the exact area of each circle. Area = 9) A cow is tethered with a rope 20 m long. ... What