Graphing Polar Equations

Question 1

The seismic wave of an earthquake is represented by the equation r = 12.8 sin(θ), where r is measured in miles.

Revolt · Accepted Answer

The seismic wave is represented by curve having a center on the .: circular; The seismic wave is represented by curve having a center on the .: positive vertical axis; The earthquake can be felt miles from its center.: 6.4

Question 2

polepolar axis✔ vertical axis

Revolt · Accepted Answer

✔ vertical axis

Question 3

12.5✔ 510

Revolt · Accepted Answer

✔ 5

Question 4

Consider the equation r = 5 sin(θ). Use the drop-down boxes to complete the sentences.

Revolt · Accepted Answer

✔ circle; The graph is a .: circle; The graph is symmetric with respect to the .: vertical axis; The greatest distance between any two points on the graph is units.: 5

Question 5

What is the polar form of (x + 3)2 + y2 = 9?

Revolt · Accepted Answer

r = −6 cos(θ)

Question 6

What is the rectangular form of r = 8 sin(θ)?

Revolt · Accepted Answer

x2 + (y − 4)2 = 16

Question 7

What is the rectangular form of ?

Revolt · Accepted Answer

x + y = 0

Question 8

What does the sum of the constant, 12, and the coefficient, 12, in the equation represent?

Revolt · Accepted Answer

The maximum possible distance between the performer and microphone

Question 9

Which equations represent the lines on which the designer places the images? Check all that apply.

Revolt · Accepted Answer

Answer image: //media.edgenuity.com/EVresources/13185de61c70e6404dca9eb19b518b6f.png; Answer image: //media.edgenuity.com/EVresources/d78342b741b72e3c1dbe55c00d98277f.png; Answer image: //media.edgenuity.com/EVresources/820b5323774138c918e30e6c5838af52.png

Question 10

On the interval [0, 2π), which points are intersections of r = 5 + 4 sin(θ) and r = −6 sin(θ)? Check all that apply.

Revolt · Accepted Answer

Answer image: //media.edgenuity.com/EVresources/ed52047ff735a00fcc5dba398f4f812e.png; Answer image: //media.edgenuity.com/EVresources/97cfd598881e2a85a693babbad5ecff3.png

Graphing Polar Equations Answers

More from this Course

TRY EDGENUITY HACKS