Lesson 8 Rising and Falling

Lesson 8 Rising and Falling

Multiple Choice

Which of these graphs best depicts the height, h, of P after s seconds? The fan blades are 1 foot long and the height is measured in feet from the center of the fan blades.

Multiple Select

Which situations are modeled accurately by a periodic function? Select all that apply.

• the distance from the earth to the sun as a function of time

• the vertical height of a point on a rotating wheel as a function of time

• the area of a sheet of paper as a function of the number of times it is folded in half

• the number of centimeters in x inches

• the height of a swinging pendulum as a function of time

Open Ended

Multiple Choice

Do (7,1) and (-5,5) lie on the same circle centered at (0,0)?

• Yes

• No

Multiple Select

• A

• B

• C

• D

• E

Multiple Choice

The center of a clock is the origin (0,0) in a coordinate system. The hour hand is 4 units long. What are the coordinates of the end of the hour hand at:

3:00

• (4,0)

• (0,4)

• (1,0)

• (0,1)

Multiple Choice

The center of a clock is the origin (0,0) in a coordinate system. The hour hand is 4 units long. What are the coordinates of the end of the hour hand at:

8:00

• (-3.5,-2)

• (-2,-3.5)

• (-3.5,2)

• (2,3.5)