The Polar Coordinates of a Point Are Given $\left( - 5 , \frac { 3 \pi } { 4 } \right)$

question 199

Multiple Choice

The polar coordinates of a point are given. Find the rectangular coordinates of the point.
- $\left( - 5 , \frac { 3 \pi } { 4 } \right)$

• A) \(\left( \frac { - 5 \sqrt { 2 } } { 2 } , \frac { - 5 \sqrt { 2 } } { 2 } \right)\)
• B) \(\left( \frac { - 5 \sqrt { 2 } } { 2 } , \frac { 5 \sqrt { 2 } } { 2 } \right)\)
• C) \(\left( \frac { 5 \sqrt { 2 } } { 2 } , \frac { - 5 \sqrt { 2 } } { 2 } \right)\)
• D) \(\left( \frac { 5 \sqrt { 2 } } { 2 } , \frac { 5 \sqrt { 2 } } { 2 } \right)\)

---

Definitions:

Sound Frequency

The number of sound vibrations or cycles per second, usually measured in Hertz (Hz), determining the pitch of the sound.

Intensity Threshold

The minimum level of stimulus intensity that is required to elicit a perceptible response in a sensory system.

Sound Frequency

A measure of the number of sound vibrations or cycles per second, typically expressed in Hertz (Hz), determining the pitch of the sound.

Male Cricket Calls

Sounds produced by male crickets, often by rubbing their wings together, to attract females or deter rivals.