PPT-Find Perimeter, Circumference, and Area

Ch 17 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. “What is the perimeter of this shape?”. (all the angles are 90 degrees ). . Perimeter of the Lovely El. “Perimeter: the distance around an area.”. . It doesn’t have to be a “regular” shape, either. . 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 . Week 1 Geometry. Ted Coe, June 2014. cc-by-. sa. 3.0 . unported. unless otherwise noted. Ways of doing . Ways of thinking. Habits of thinking. Teaching and Learning Mathematics. Speak . meaningfully — . 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?. given that each unit is equal to 1 cm. 2. .. A = L x W. A = 6 x 9 . A = 54 cm. 2. 6. 9. Find the area for the rectangle. given that each unit is 2 x 2 cm.. A = L x W. A = 12 x 18 . A = 206cm. 2. 2. This is to help you review for the . Chapter 1 Test.. Finding the Perimeter & Area. 1. Find the perimeter of the polygon below.. 2. Find the area of the polygon above.. 19 m. 10 m. 5 m. 13 m. Finding the Perimeter & Area. Formula. Perimeter. Is the distance AROUND . an object. Perimeter . If you started at one point and went all the way around. until you got to where you started, the perimeter is . the total distance you have gone.. WIDTH. WIDTH. We use the . length. and . width. measurements of a rectangle to calculate the perimeter of a rectangle.. We simply add up all the length and width measurements to find the perimeter of something.. Investigation. Take a piece of paper. Fold it in half twice. . Cut along the layers, cutting out four congruent rectangles. . 3) Find the perimeter and area of one rectangle. . 4) Place two rectangles side by side, creating a rectangle where the length was doubled. . Students, . Engaging . Communities. Themes . for . today: . Who,Where,. . How.. Who?. Georgia . State University . 50,000 . students, . the . largest . institution . of . higher. . education . 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 . Area perimeter two dimensional. Perpendicular parallel triangle. Quadrilateral kite parallelogram. Trapezium rhombus square. Rectangle length width. Geometry diagonals height. composite. One side of a square is 11 km. . What is the square’s perimeter?. 2 . ×. 9 . =. . 42 . – 18 =. Subtract . 2 . ×. 9 from 42 . 6,000 m . = . ___ km. 9 . +. 3 . +. 3 . +. 9 . =. ___ . ×. 2 .