Learning goals: Teacher Facing Calculate the value of one dimension of a cylinder, and explain (orally and in writing) the reasoning. Compare volumes of a cone and cylinder in context, and justify (orally) which volume is a better value for a given price. Create a table of dimensions of cylinders, and describe (orally) patterns that arise. Full lesson plan (warm-up, activities, synthesis, cool-down prompt) from 8.5 Functions and Volume, Grade 8.