# Tutorials

## Apply concepts of density based on area and volume in modeling situations (e.g., persons per square mile, BTUs per cubic foot).*

CC.9-12.G.MG.2 Apply geometric concepts in modeling situations. Apply concepts of density based on area and volume in modeling situations (e.g., persons per square mile, BTUs per cubic foot).*Are you ready for some...

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Post date: 07/18/2017 - 08:00

## Use geometric shapes, their measures, and their properties to describe objects (e.g., modeling a tree trunk or a human torso as a cylinder).*

CC.9-12.G.MG.1 Apply geometric concepts in modeling situations. Use geometric shapes, their measures, and their properties to describe objects (e.g., modeling a tree trunk or a human torso as a cylinder).*... Vote:

Post date: 07/18/2017 - 08:00

## Identify the shapes of two-dimensional cross-sections of three-dimensional objects, and identify three-dimensional objects generated by rotations of two-dimensional objects.

CC.9-12.G.GMD.4 Visualize relationships between two-dimensional and three-dimensional objects. Identify the shapes of two-dimensional cross-sections of three-dimensional objects, and identify... Vote:

Post date: 07/18/2017 - 07:59

## Use volume formulas for cylinders, pyramids, cones, and spheres to solve problems.*

CC.9-12.G.GMD.3 Explain volume formulas and use them to solve problems. Use volume formulas for cylinders, pyramids, cones, and spheres to solve problems.*Are you ready for some Common Core Math quizzes in section 9-12.G.GMD.3?...

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Post date: 07/18/2017 - 07:58

## (+) Give an informal argument using Cavalieri’s principle for the formulas for the volume of a sphere and other solid figures.

CC.9-12.G.GMD.2 (+) Explain volume formulas and use them to solve problems. Give an informal argument using Cavalieri’s principle for the formulas for the volume of a sphere and other solid figures.Are you ready for...

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