PPT-22. – Volume and Surface Area

Lesson 7 Surface area of Pyramids and Cones Please copy and paste either of the links into your browser and watch the video httpshegartymathscomsurfaceareaofcones Cone httpscorbettmathscom20131024surfaceareaofcone. Section 13.1: . Polyhedra. and other Solid Shapes. Basic Definitions. A . polyhedron. is a closed, connected shape in space whose outer surfaces consist of polygons. A . face. of a polyhedron is one of the polygons that makes up the outer surface. Bell ringer. Write down as many 3-dimensional shapes as you can in 60 seconds.. What did you get?. Shapes in biology. What shape is a human?. Shapes in biology. What shape is a dog?. Shapes in biology. L.E.Q. How do you find the surface area and volume of a sphere?. A . sphere is . the set of all points in . space equidistant . from a given point called . the center.. What is a sphere?. The surface area of a sphere is four times the . MA.7.G.2.1. Block . 33. Learning Outcomes. Understanding of. Volume. F. ind . Surface Areas and Volumes for Prisms, Cylinders, Pyramids, Cones, and Spheres.. . Formulate . possible formulas for. volume . SA:V = 6S. 2. /S. 3. . where S=length of one side . We use cubes for simplicity of the math. In real life cells are more like spheres, but the concept remains the same.. Surface area. dictates amount of exchange across the . π. r. 2. . Volume: V = . π. r. 3. .  . Formulas. Example. Example. Find . the radius of a sphere with volume 2304. . . ft. 3. .. Example. A sporting goods store sells exercise balls in two sizes, standard (22-in. diameter) and jumbo (34-in. diameter). How many times as great is the volume of a jumbo ball as the volume of a standard ball?. Geometry. Chapter 12. This Slideshow was developed to accompany the textbook. Larson Geometry. By Larson. , R., Boswell, L., . Kanold. , T. D., & Stiff, L. . 2011 . Holt . McDougal. Some examples and diagrams are taken from the textbook.. Meaning and calculation of . surface area using nets. Meaning . and . calculation . of . volume. Angle relationships in figures. Pythagorean Theorem. Cross sections of 3D solids. Learning Targets. :. Warm Up. Lesson Presentation. Lesson Quiz. Holt McDougal Geometry. Warm Up. Find each measurement.. 1.. . the radius of circle . M. if the diameter is 25 cm. 2.. the circumference of circle . X. if the radius is . Chemistry in a battery. More area = more power. vs.. Challenge: How can we pack a large surface area into a small space?. Length = 1. L = 1. L = 1. L = 1. Total L = 2. L = 2. L = 2. L = 2. L = 2. L = 2. 7.5 & 8.7. C. Washington & K. Poprik. What is a rectangular prism?. Cereal Box. Gift Box. TV. Locker. Height. Length. Width. What is a cylinder?. Soup Can. Toilet Paper. Roll. Pringles. Container. . and . label. . the. . shape. 1. . . The area of a rectangular rug is . 40 . yd. 2. . If the width of the rug is 10 . yd. , what is the length of the rug? .  .  . 2. . . The perimeter of a square rug is . What is the difference between simple diffusion and facilitated diffusion?. What is a hypertonic, hypotonic and isotonic solution?. Why do we use . endocytosis. /. exocytosis. ?. What special structures do we use in . Dr J Frost (jfrost@tiffin.kingston.sch.uk. ). www.drfrostmaths.com. . Last modified: . 31. st. August 2015. GCSE Revision Pack Reference: 132, 133, 134, 135, 136i, 136ii, 138. GCSE Specification. 132. Know and use formulae to calculate the surface areas and volumes of .