Video Check: Select all that apply with regards to the video embedded directly above this item.
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Solve It! You are building a roof. You mark off four equal intervals from point A to point B. Then you place vertical posts as shown in the diagram. What are the heights of the four vertical posts? Select all that apply.
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Video Check: Select all that apply with regards to the video embedded directly above this item.
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Take Note: Define what it means for two variables to have a direct variation relationship.
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Take Note: Provide an example equation that represents a direct variation relationship.
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Problem 1 Got It?
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Problem 1 Got It?
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Video Check: Select all that apply with regards to the video embedded directly above this item.
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Problem 2 Got It?
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Problem 2 Got It?
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Video Check: Select all that apply with regards to the video embedded directly above this item.
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Problem 3 Got It?
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Video Check: Select all that apply with regards to the video embedded directly above this item.
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Problem 4 Got It? The number of Calories varies directly with the mass of cheese. If 50 grams of cheese contain 200 Calories, how many Calories are in 70 grams of cheese?
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Video Check: Select all that apply with regards to the video embedded directly above this item.
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Take Note: What do all graphs of direct variationfunctions have in common?
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Take Note: Graph an example of a direct variation function. Zoom and pan your graph to establish an appropriate viewing window.
Click the graph tab.
Click on the graph background to add a point. Add two points to create a graph. Drag a point or type in x and y coordinates to edit its position. Click on a point to delete it.
Graph 1
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Take Note: Which of the following graphs represent direct variation functions? Select all that apply.
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Problem 5 Got It? Graph each direct variation equation on the canvas. Use contrasting colors.
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🧠 Retrieval Practice:
Summarize the mathematical content of this lesson. What topics, ideas, and vocabulary were introduced?
