PPT-Circles – Circumference & Area

Geometry Mr Bower BowerPowernet Circles Circumference The perimeter distance around a circle is called its CIRCUMFERENCE Circles Circumference The perimeter distance around a circle is called its CIRCUMFERENCE. Geometry. Objectives/Assignment. Find the circumference of a . circle. Use . circumference to solve other problems. Definitions. Circle. – . is the set of all points in a plane that are equidistance from a given point on that plane. Ms. . Andrejko. Vocabulary. Radius-. a segment with endpoints at the center and on the circle. Chord-. segment with both endpoints on the circle. Diameter-. chord that passes through the center and has endpoints on the circle. Geometry . Unit 5. Warm Up. 1) Complementary angles add up to ______.. 2) The angles in a triangle add up to _______.. 3) _________________________ is when you find the average distance from the mean of a set of data.. Chapter 13 . Circles and Area. Circles and Area . 13.1 Circles and . Circumference. Circles and Area . 13.1 Circles and Circumference. . Circles and Area . 13.1 Circles and Circumference. Example One: Lesson Tutorial. Chapter 7. Lesson . 7. -. 1. A. B. C. D. A.. 145. B.. 125. C.. 55. D.. 35. Refer to the figure. Find . m. 1 if . m. 2 is 35°.. (over Chapter 6). A. B. C. D. A.. . L'. (0, 2), . M'. (–2, 0), . SPI 6.4.4 . I CAN identify parts of a circle.. I CAN find the circumference and area of a circle.. Parts of a Circle. Center – named from the center point. . Radius – one endpoint at the center; the other endpoint on . L. E. Q. How do you find the perimeter, circumference, and area of rectangles, squares, and circles?. How do you find the perimeter of a square with side length s?. How do you find the area of a square with side length s?. Circle. Set of all points an equidistant from a given point called the . center. Radius (r). Segment that has an endpoint at the center and the other on the circle.. Diameter (d). Segment that contains the center and has both endpoints on the circle. What is the circumference and the area of the following circles with the given information.. 1. Radius = 7cm. 2. Diameter = 12in. 32.1 Circumference and Area of a Circle. EQ: How do you develop and apply a formula for the circumference and the area of a circle?. (G.11a/10.6. ). . OBJ:. SWB. introduced to basic terminology of Circles. SWBAT find the measures of central angles, arcs, arc lengths and . circumference. . (G.11b,C). WU: SOL questions G.7-GRADED!!!!. Ch 1.7. Formulas. What is perimeter?. The distance around a shape or figure.. What is area?. The amount of space inside of a flat shape. What is circumference?. The perimeter around a circle. How do you know when to use a specific formula?. Areas . of Circles and Sectors. Objectives:. To find circumference and arc length. To find the area of circles and sectors. Let’s Have Some . π. Circumference. The distance around a circle is its . I can use formulas to find the circumference and area of a circle.. Parts of a circle. The perimeter of a circle. The distance around. The . diameter. is a segment that passes through the center of a circle with both endpoints on the circle.. Areas . of Circles and Sectors. Objectives:. To find circumference and arc length. To find the area of circles and sectors. Let’s Have Some . π. Circumference. The distance around a circle is its .