Rose Curves

Describe the curve.

• Rose with 4 leaves, Length 3

• Rose with 3 leaves, Length 4

• Rose with 8 leaves, Length 3

• Circle with a diameter of 12

Describe the curve.

• Circle with a diameter of 5

• Rose with 18 leaves facing left and length 5

• Rose with 5 leaves facing left and length 9

• Rose with 9 leaves facing right and length 5

Which of the following could be the equation for...

• r = sin 4θ

• r = 6 sin 2θ

• r = 6 cos 2θ

• r = cos 4θ

Which of the following could be the equation for...

• r = 2cos(7θ)

• r = 7sin(14θ)

• r = 2sin(7θ)

• r = 2sin(14θ)

Describe the symmetry of the polar curve.

r = 7 cos 4θ

Select all that apply

• About the Pole

• Over polar axis

• Over θ=π/2

• No Polar Symmetry

Fill in the blank:

Polar Coordinates are _________unique.

• Always

• Sometimes

• Never

Tags

CCSS.HSN.CN.B.4

How many "petals" does the graph of  $r=8\cos10\theta$  

• 16

• 10

• 20

• 8

How many "petals" does the graph of  $r=8\cos9\theta$  

• 9

• 18

• 8

• 17

Tags

CCSS.HSF-IF.C.7D

Which equation below has 100 petals?

• $r=100\cos100\theta$

• $r=6\sin50\theta$

• $r=25\sin75\theta$

• $r=10\cos10\theta$

In the equation  $r=7\cos4\theta$  if I changed the 4 to a 5 to get  $r=7\cos5\theta$  , then what change took place in the graph?

• the amount of petals would decrease

• the amount of petals would increase

• the length of each petal would increase

• the length of each petal would decrease