Circumference of a circle problems
[DOCX File]Lesson 1
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Circle A: radius 2.5, diameter 5, circumference 15.7 Circle B: radius 7.6, diameter 15.2, circumference 47.7. Problem 4 (from Unit 3, Lesson 3) Circle A has circumference 2 2/3 m. Circle B has a diameter that is 1 1/2 times as long as Circle A’s diameter. What is the circumference of Circle B? Solution. 4 m.
[DOC File]The radius, diameter, circumference, and area of a circle
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Feb 14, 2012 · a) The circumference of a circle with a diameter of 15 cm. 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 ...
[DOCX File]Mathematics Curriculum Map
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Solve word problems involving areas. Understand the relationship between the circumference and radius of the circle. Find the circumference of a circle given a radius or diameter. Find the radius of diameter of a circle given the circumference. Find the length of arcs. Find the area of a circle given a radius or diameter
[DOC File]Name: _____________________________________________ Period
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Word Problems. 1. The spray from a spinning lawn sprinkler makes a circle with a 40’ radius, what is the circumference and area of the circle? 2. Gears on a bicycle are just circles in shape. One gear has a diameter of 4”, and a smaller one has a diameter of 2”.
[DOC File]TEKS Lesson Plan/Unit Plan
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The teacher will lead the students in a discussion of how problems pertaining to circles may look in test format by placing the TAKS questions below on the board/overhead. B. Sample TAKS questions. The circumference of a circle is 25.12 centimeters. Find the approximate length of the circle’s radius. 4 cm. 5 cm. 8cm. 10 cm. 2. 3. ...
[DOC File]Lesson #1: Area of Circles
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In some problems students may be given the circumference and have to find the diameter or the radius of a circle. The student should substitute the given values …
[DOCX File]WordPress.com
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Circle Word Problems Homework. Find the circumference and area of each circle to the nearest hundredth if the: radius is 3.5 centimeters. diameter is 8.6 kilometers. diameter is 9 inches. radius is 0.6 mile. A catalog states that a circular rug has a circumference of 12.4π cm. Find the diameter of the rug.
[DOCX File]Uniform Circular Motion Practice Problems
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Example: If your car was traveling in a circle at a constant speed of 5 m/s, the car would travel 5 meters along the perimeter of the circle each second. The distance of one complete cycle around the perimeter of a circle is the circumference.
[DOCX File]Unit 3, Lesson 10: Distinguishing Circumference and Area
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In both cases, the radius (or diameter) of the circle is all that is needed to make the calculation. The circumference of a circle with radius r is 2 πr while its area is π r 2 . The circumference is measured in linear units (such as cm, in, km) while the area is measured in square units (such as cm2, in2, km2).
[DOC File]Circumference and Area of a Circle Exam Questions
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(a) Calculate the area of a circle of radius 8 cm. (3 marks) (b) A semi-circular protractor has a diameter of 9 cm. Calculate the perimeter. (3 marks) _____ A circular pond has a radius of 2.2 m. (a) Calculate the circumference of the pond. (2 marks) (b) Calculate the area of the pond. (3 marks)
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