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Open Up - Grade 8 - Mathematics - Unit 5 - Lesson 14

Last updated 11 months ago

8 questions

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Question 1

1.

Complete the table with all of the missing information about three different cylinders.

Question 2

2.

A cylinder has volume 45π and radius 3. What is its height?

Question 3

3.

Three cylinders have a volume of 2826 cm3. Cylinder A has a height of 900 cm. Cylinder B has a height of 225 cm. Cylinder C has a height of 100 cm.

Find the radius of each cylinder. Use 3.14 as an approximation for π.

Question 4

4.

A gas company’s delivery truck has a cylindrical tank that is 14 feet in diameter and 40 feet long.

Sketch the tank, and mark the radius and the height.(Show Your Work)

How much gas can fit in the tank?(Short Answer)(Round to the nearest whole number)

Question 5

5.

Here is a graph that shows the water height of the ocean between September 22 and September 24, 2016 in Bodega Bay, CA.
Estimate the water height at 12 p.m. on September 22.

Question 6

6.

Here is a graph that shows the water height of the ocean between September 22 and September 24, 2016 in Bodega Bay, CA.
How many times was the water height 5 feet? Find two times when this happens.

Question 7

7.

Here is a graph that shows the water height of the ocean between September 22 and September 24, 2016 in Bodega Bay, CA.
What was the lowest the water got during this time period?

Question 8

8.

Here is a graph that shows the water height of the ocean between September 22 and September 24, 2016 in Bodega Bay, CA.
Does the water ever reach a height of 6 feet?

Yes

No

"Source: Open Up Resouces (Download for free at openupresources.org.)"