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[DOC File]Name: _____________________________________________ Period
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1) Find the area of the shaded region 2) Find the area of the shaded region. if the big diameter is 12 in, and the . small diameter is 8 in. 3) Find the area of the shaded region: 4) Find the area of the shaded region. 5) Find the area of the shaded region if the 6) Find …
area of a circle with diameter

[DOC File]The radius, diameter, circumference, and area of a circle
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Area, height, base, perimeter, circumference, diameter, radius, sector. Materials: One of the following for each individual or group: A large, heavy-paper or cardboard circle, about 12" in diameter. Scissors. Rulers. Colored markers or crayons. 1. Discuss with students practical applications for finding the area of a …
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How to Calculate the Area of a Circle (with Pictures) - wikiHow
Feb 14, 2012 · b) The radius of a circle with a diameter of 480 in. c) The circumference of a circle with a radius of 320 cm. d) The diameter of a circle with a radius of 522 ft. The radius, diameter, or circumference of a circle is given. Find the missing measures. Show your work. Radius Diameter circumference Area. 10inch
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[DOC File]Lesson #1: Area of Circles
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Fill in the blanks. When finding the _____of a circle use the formula . Area. Radius. Diameter. Circumference. Find the area of a triangle with a base length of 4 cm and a height of 6 cm. Round your answer to the nearest tenth (one decimal place). 24.0 cm2. 12.0 cm2. 12.6 cm2. 18.8 cm2. Which formula could you use to find the area of the ...
2 inch diameter

[DOCX File]Weebly
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Packet 5: Perimeter and Area. Perimeter. The perimeter of a polygon is the sum of the lengths of the sides of the polygon. Think of a police show when they “have the perimeter surrounded”. ... Find the diameter. 4. The perimeter of a rectangle is 165 ft. The height of the rectangle is 39 ft. Find the length of the base of the rectangle.
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[DOC File]Area and Perimeter Worksheet - tandrageemaths
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Area, Perimeter and Circumference Review WS ANSWER KEY *Round answers to the nearest tenth. Fill in . each blank with the correct formula. 1.the area of a circle:A = . π r 2 2.the area of a triangle:A = . ½ bh 3.the area of a parallelogram:A = . bh 4.the circumference of a circle:C = . 2πr or . πd 9 cm
finding area of circle from diameter

[DOC File]Deriving a formula for finding the area of a circle
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3. Divide the area of the circle by 2 to find the area of the semicircle with radius 6.5 in. 4. Round 66.3325 to the nearest hundredth. The area of the semicircle is 66.33 square inches. Evaluation: 1. What is the area of a circle with a diameter of 100 feet? A. 314 square feet. B. 31,400 square feet. C. 7,850 square feet. D. 628 square feet 2.
how to find area from diameter

[DOC File]Pre-Assessment for Area
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Example 4: Finding the Area of a Circle. The central performance area at a circus is a circular ring having a diameter of 42 feet. Find the area of the ring. Your. Turn: Find the circumference of the circle. Use 22 7 or 3.14 for π . 1.2. 3. The circumference of a circle is 22 inches long.
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[DOC File]3) Find the area of the shaded region
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The area of a trapezium is 10 cm². What might be the values of h, a and b (a>b)? 3 . Napoli Pizzas make two sizes of pizza. a. A small pizza has a diameter of 25cm. What is the surface area of the top of the pizza? b. A large pizza has twice the surface area of the small one. What is the diameter of the large pizza? 7.5 cm. 3 cm
area of a circle with diameter

Finding area from diameter