Spring Break Review IM 3

Vocab Words

100

a line that a 2 dimensional figure is rotated around to produce a 3 dimensional figure

Axis of rotation

200

A 3 dimensional figure produced by rotating a 2 dimensional figure around an axis of rotation 

Solid of rotation

300

Two dimensional figure formed by interesting a solid with a plane

Cross section

400

To find the scaled surface area of a figure using scale factor k, what do you multiple the original surface area by to find the scaled area

k^2

500

To find the volume of a figure using scale factor k, what do you multiple the original volume by to find the scaled area

k^3

Class Norms/ Schools Rules

100

When is the only time you’re allowed to be on your phone in class?

When you ask!

200

What should you be doing at the beginning of class always?

Warm-up!

300

What should be doing when the timer goes off?

Stop talking and looking at the speaker

400

When is it acceptable to start packing up?

With one minute left (unless I say earlier)

500

When are you NOT allowed to go to the bathroom?

First and first and last 15

Practice Problems

100

Question 1

A

200

Question 2

A. 160

B. 22.5

C. 10

D. 10/9

300

Question 3

428.75

400

Question 4

37.5

500

Question 5

A. 1.728

B. 8

C. 27