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Circle Graphs A circle graph displays data as sections of a circle. The sum of the angle measures in a circle graph is 360°. When the data are given in percents, multiply the decimal form of each percent by 360° to fi nd the angle measure for each section. EXAMPLE 1 Making a Circle Graph The table shows the results of a survey. Display the ...
Free circle graph GCSE maths revision guide including step by step examples, and a free circle graph worksheet and exam questions.
How do you interpret a circle graph? The following circle graph shows the types of pets of the 24 students in Mr. Wong’s class. 1. What is the title of the circle graph? 2. What are the different categories represented by the graph? 3. What percent of the class has a dog for a pet? How many students have a dog? 4.
Equations of Circles. In the circle below, let point (x, y) represent any point on the circle whose center is at the origin. Let r represent the radius of the circle. In the right triangle, 5 length of hypotenuse, 5 length of a leg, 5 length of a leg. By the Pythagorean Theorem, you can write.
find the equation of a circle, given its centre and radius; find the centre and radius of a circle, given its equation in standard form; find the equation of the tangent to a circle through a given point on its circumference; decide whether a given line is tangent to a given circle.
Circles and Geometry. A collection of notes, examples, and practice questions (with answers).
Graphing and Properties of Circles Date_____ Period____ Identify the center and radius of each. 1) x2 + y2 = 49 2 ... Then sketch the graph. 13) (x + 1)2 + (y − 2)2 = 9 x y −8 −6 −4 −2 2 4 6 8 −8 −6 −4 −2 2 4 6 ... Free trial available at KutaSoftware.com. Title: Graphing and Properties of Circles
