Area, Perimeter and Circumference Review WS



Area, Perimeter and Circumference Review WS ANSWER KEY*Round answers to the nearest tenthFill in each blank with the correct formula.1.the area of a circle:A = πr22.the area of a triangle:A = ? bh3.the area of a parallelogram:A = bh4.the circumference of a circle:C = 2πr or πd52939951898659 cm9 cm009 cm9 cmFind the area and perimeter (or circumference) of each figure.3131820508014 m13 m10 m0014 m13 m10 m1493520146055 ft6 ft005 ft6 ft25527004 in004 in5.6.7.8.C = 25.1 inP = 22 ftP = 37 mP = 36 cmA = 50.3 in2A = 30 ft2A = 65 m2A = 81 cm2187452012509513 ft14 ft15 ft0013 ft14 ft15 ft328422015367021 km19 km22 km18 km0021 km19 km22 km18 km350520355605 yd10 yd9 yd005 yd10 yd9 yd534162043180100 cm00100 cm9.10.11.12.P = 25 ydP = 56 ftP = 62 kmC = 314.2 cmA = 22.5 yd2A = 182 ft2A = 189 km2A = 7854 cm213. a circle with a14. a rectangle with 15. a circle with a 16. a square with a radius of 12 ft. length = 14 ft and diameter of 22 yd. side of 10 mm width = 17 ftC = 75.4 ftP = 62 ftC = 69.1 ydP = 40 mmA = 452.4 ft2A = 238 ft2A = 380.1 yd2A = 100 mm2Area, Perimeter and Circumference Review17.Suzanne is making a frame for an 8-inch by 10-inch photo. How much wood does she need for the frame?36 inches18.The diameter of a quarter is 24 mm. What is the quarter’s circumference?75.4 mm19.The floor of our classroom is 50 feet by 75 feet. What is the area of our floor?3750 ft220.Each tire on your bicycle has a diameter of 26 inches. About how far will you travel when the tires make on complete revolution?81.7 inches21.Lisa is covering a rectangular table with small square tiles. It will take 32 rows of tiles with 48 tiles in each row. How many tiles are needed to cover the table?1536 tiles2476501536708 ft16 ft4 ft10 ft008 ft16 ft4 ft10 ftUse the figure below to answer questions 22 and 23.22.What is the perimeter of this compound figure?52 feet23.What is the area of this compound figure?128 feet224.Find the area of the shaded region.25.Find the area of the shaded region.379095419109 in.10 in.14 in.11 in.009 in.10 in.14 in.11 in.37985704191010 km20 km20 km0010 km20 km20 km64 in2 85.8 km2Area, Perimeter and Circumference Review26.Susan makes a rectangular rug that has an area of 300 square inches and a width of 15 inches. What is the length of the rug?20 inches27.What is the total length of weather stripping needed for 12 windows that each measure 90 cm by 12 cm?2448 cm28.The radius of a tire is 1.2 feet. How far will you travel after ten complete rotations of the tire?75.4 feet29.A bicycle tire rim has a diameter of 24.5 inches, and the tire is 2.25 inches thick. Find the circumference of the outside of the tire.91.1 inches30.You ride a Ferris wheel that has a circumference of 108 feet. Estimate the diameter of the Ferris wheel.34.4 feet31.A park is 300 ft by 500 ft. There is a 4 wide foot walking path going around the entire perimeter of the park. The rest of the park is green space. How much green space is there in the park?143664 ft232. Find the length and width of the same that is created by these ordered pairs. Then find the perimeter and area. (4, 1), (4, -4), (-6, 1), (-6, -4)252412588900Length: 10 unitsWidth: 5 unitsPerimeter: 30 unitsArea: 50 units2 ................
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