M 7 LSN 21 Lesson 21 Volume of

M 7: LSN 21 Lesson 21: Volume of Composite Solids Activating Prior Knowledge Find the volume of the following shape 4 in 10 in Tie to LO

Learning Objective Today, we will find the volumes of figures composed of combinations of cylinders, cones, and spheres. CFU

M 7: LSN 21 Lesson 21: Volume of Composite Solids Concept Development Write an expression that can be used to find the volume of the chest shown below. Explain what each part of your expression represents. (Assume the ends of the top portion of the chest are semicircular. ) CFU

M 7: LSN 21 Lesson 21: Volume of Composite Solids Concept Development The rectangular prism at the bottom has the following volume: The half-cylinder top has the following volume: CFU

M 7: LSN 21 Lesson 21: Volume of Composite Solids Concept Development Write an expression for finding the volume of the figure, an ice cream cone and scoop, shown below. Explain what each part of your expression represents. (Assume the sphere just touches the base of the cone. ) CFU

M 7: LSN 21 Lesson 21: Volume of Composite Solids Concept Development CFU

M 7: LSN 21 Lesson 21: Volume of Composite Solids Concept Development Every part of the trophy shown is solid and made out of silver. How much silver is used to produce one trophy? Give an exact and approximate answer rounded to the hundredths place. The volume of the rectangular base is The volume of the cylinder holding up the basketball is The volume of the basketball is CFU

M 7: LSN 21 Lesson 21: Volume of Composite Solids Concept Development Problem 2 continued CFU

M 7: LSN 21 Lesson 21: Volume of Composite Solids Concept Development With a partner Complete Exercise 4 part a CFU

M 7: LSN 21 Lesson 21: Volume of Composite Solids Concept Development Order the scoops from least to greatest in terms of their volumes. Each scoop is measured in inches. (Assume third scoop is hemi-spherical. ). CFU

M 7: LSN 21 Lesson 21: Volume of Composite Solids Concept Development Order the scoops from least to greatest in terms of their volumes. Each scoop is measured in inches. (Assume third scoop is hemi-spherical. ). CFU

M 7: LSN 21 Lesson 21: Volume of Composite Solids Concept Development Order the scoops from least to greatest in terms of their volumes. Each scoop is measured in inches. (Assume third scoop is hemi-spherical. ). CFU

M 7: LSN 21 Lesson 21: Volume of Composite Solids Concept Development Order the scoops from least to greatest in terms of their volumes. Each scoop is measured in inches. (Assume third scoop is hemi-spherical. ). CFU

M 7: LSN 21 Lesson 21: Volume of Composite Solids Concept Development Order the scoops from least to greatest in terms of their volumes. Each scoop is measured in inches. (Assume third scoop is hemi-spherical. ). CFU

Closure 1. What did we learn today? 2. How do you find the volume of a truncated triangle? Homework – Module 7 page 118 Problem Set #1 -5 CFU