Open Up - Grade 8 - Mathematics - Unit 5 - Lesson 19

A baseball fits snugly inside a transparent display cube. The length of an edge of the cube is 2.9 inches.Is the baseball’s volume greater than, less than, or equal to 2.93 cubic inches?

• Greater Than 2.93
• Less Than 2.93
• Equal 2.93

Tags

8.G.9

There are many possible cones with a height of 18 meters. Let r represent the radius in meters and V represent the volume in cubic meters.If you double the radius of a cone, does the volume double?

• Yes, the volume doubles.
• No. the volume does not double.

Tags

8.G.9

There are many possible cones with a height of 18 meters. Let r represent the radius in meters and V represent the volume in cubic meters.Is the graph of this function a line?

• Yes, The graph is a line.
• No, The graph is not a line.

Tags

8.G.9

After almost running out of space on her phone, Elena checks with a couple of friends who have the same phone to see how many pictures they have on their phones and how much memory they take up. The results are shown in the table. Could this information be reasonably modeled with a linear function?

• Yes, this function can be a linear function.
• No, this function is not a linear function.

Tags

8.G.9

After almost running out of space on her phone, Elena checks with a couple of friends who have the same phone to see how many pictures they have on their phones and how much memory they take up. The results are shown in the table. Elena needs to delete photos to create 1,200 MB of space. Estimate the number of photos should she delete.(Nearest Whole Number)

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Tags

8.G.9