Name : Score : Circle - Circumference Example : Circumference of a circle = 2πr or πd 8.53 m Diameter (d) = 8.53 m πd = 3.14 x 8.53 26.78 m Find the circumference of each circle. Round the answer to two decimal places. ( use π=3.14 ) 1) 2) 3) 7.44 ft 3.82 in 13.2 cm 4) 5) 6) 6.75 m 19.3 ft 18.6 cm 7) 8) 9) 12.4 in 5.55 ft 10.9 m Printable Math Worksheets @ www.mathworksheets4kids.com
Name : Score : Answer Key Example : Circumference of a circle = 2πr or πd 8.53 m Diameter (d) = 8.53 m πd = 3.14 x 8.53 26.78 m Find the circumference of each circle. Round the answer to two decimal places. ( use π=3.14 ) 1) 2) 3) 7.44 ft 3.82 in 13.2 cm 23.36 ft 11.99 in 41.45 cm 4) 5) 6) 6.75 m 19.3 ft 18.6 cm 21.20 m 60.60 ft 58.40 cm 7) 8) 9) 12.4 in 5.55 ft 10.9 m 38.94 in 17.43 ft 34.23 m Printable Math Worksheets @ www.mathworksheets4kids.com
Name : Score : Circle - Circumference Example : Circumference of a circle = 2πr 31 cm Radius (r) = 31 cm 2πr = 2 x 3.14 x 31 194.7 cm Find the circumference of each circle. Round the answer to tenth decimal place. ( use π=3.14 ) 1) 2) 3) 22 cm 34 ft 43 m 4) 5) 6) 37 in 26 cm 45 m 7) 8) 9) 23 cm 50 in 30 m Printable Math Worksheets @ www.mathworksheets4kids.com
Name : Score : Answer Key Example : Circumference of a circle = 2πr 31 cm Radius (r) = 31 cm 2πr = 2 x 3.14 x 31 194.7 cm Find the circumference of each circle. Round the answer to tenth decimal place. ( use π=3.14 ) 1) 2) 3) 22 cm 34 ft 43 m 138.2 cm 213.5 ft 270 m 4) 5) 6) 37 in 26 cm 45 m 232.4 in 282.6 m 163.3 cm 7) 8) 9) 23 cm 50 in 30 m 188.4 m 144.4 cm 314 in Printable Math Worksheets @ www.mathworksheets4kids.com
Name : Score : Circle - Circumference Find the circumference of each circle. Round the answer to two decimal places. ( use π=3.14 ) 1) 2) 3) 9.82 cm 6.33 ft 12.7 m 4) 5) 6) 11.2 cm 3.72 in 19.1 ft 7) The diameter of a truck wheel is 56.5 in. What is the circumference of the wheel? 8) A minute-hand of a clock is 13.8 m long. Find the distance traveled by the tip of the minute-hand in one hour. Printable Math Worksheets @ www.mathworksheets4kids.com
Name : Score : Answer Key Find the circumference of each circle. Round the answer to two decimal places. ( use π=3.14 ) 1) 2) 3) 9.82 cm 6.33 ft 12.7 m 61.67 cm 19.88 ft 79.76 m 4) 5) 6) 11.2 cm 3.72 in 19.1 ft 35.17 cm 23.36 in 59.97 ft 7) The diameter of a truck wheel is 56.5 in. What is the circumference of the wheel? 177.41 in 8) A minute-hand of a clock is 13.8 m long. Find the distance traveled by the tip of the minute-hand in one hour. 86.66 m Printable Math Worksheets @ www.mathworksheets4kids.com
Student Name: Score: Area of Circle Worksheet. Find area of circles for the given radius. Round your answer to nearest tenth: Problems Work Space Radius= 7 cm Area: Radius=4.5 m Area: Radius=9.1 ft Area: Radius=11 km Area: Radius=6.6 miles Area: Free Math Worksheets @ http://www.mathworksheets4kids.com
Student Name: Score: Answers Radius= 7 cm Area:153.9 cm 2 Radius=4.5 m Area: 63.6 m 2 Radius=9.1 ft Area: 260.2 ft 2 Radius=11 km Area: 380.1 km 2 Radius=6.6 miles Area: 136.8 miles 2 Free Math Worksheets @ http://www.mathworksheets4kids.com
Student Name: Score: Area of Circle Worksheet Find the area of the following circles for the given diameters: (Give your answer in terms of ) Diagram Work Space Free Math Worksheets @ http://www.mathworksheets4kids.com
Student Name: Score: Answers Area: 4 Area: 12.25 Area: 42.25 Area: 56.25 Free Math Worksheets @ http://www.mathworksheets4kids.com
Student Name: Score: Area of Circle Worksheet Find the area of the circles for the given diameters. Round your answer to the nearest tenth: Problems Work Space Diameter= 6 in Diameter= 9 yd Diameter= 12 m Diameter= 10 ft Diameter= 14 cm Free Math Worksheets @ http://www.mathworksheets4kids.com
Student Name: Score: Answers Diameter= 6 in Area: 28.3 in 2 Diameter= 9 yd Area: 63.6 yd 2 Diameter= 12 m Area: 113.1 m 2 Diameter= 10 ft Area: 78.5 ft 2 Diameter= 14 cm Area: 153.9 cm 2 Free Math Worksheets @ http://www.mathworksheets4kids.com