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De Anza College *
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2A
Subject
Mathematics
Date
Feb 20, 2024
Type
Pages
9
Uploaded by MinisterPorpoise2550 on coursehero.com
2/1/24, 5:46 PM
7.3 HW Polar Coordinates
https://rsccd.instructure.com/courses/111152/assignments/2181534
1/9
7.3 HW Polar Coordinates
Due
Jan 23 by 2pm
Points
20
Submitting
an external tool
Prepare
Make sure you have read and viewed the following before you begin:
Section Reading
Section Videos
Introduction
You will view a video and then answer a question about it.
For each question, you have unlimited attempts. After the third attempt, the answer will be
given and a new version of the question can be generated.
To navigate the assignment, use the page links on the left side of the assignment where it says
"Pages" to view the different sections of the assignment and access all practice questions.
Need Help?
If you would like assistance from your instructor or classmates on this section, you may post to the
module discussion board Module 2 - Area & Arc Length
(https://rsccd.instructure.com/courses/111152/discussion_topics/1403185) .
(https://rsccd.instructure.com/courses/111152/discussion_topics/1403191) Remember to copy and
paste the question to the discussion board and tell us what you have done so far so that we can
identify your problem and help you solve it.
As a free resource to you, you may use the free online tutoring service: About NetTutor- Free
Online Tutoring Services
(https://rsccd.instructure.com/courses/111152/pages/about-net-tutoring) . The service is free to all online SAC students.
In addition, there are three learning centers at SAC that you can use to get math help:
SAC Academic Computing Center
(https://sac.edu/AcademicProgs/Business/ACC/Pages/default.aspx)
SAC Learning Center
(http://www.sac.edu/AcademicProgs/HSS/LearningCenter/Pages/default.aspx)
SAC Math Center
(http://sac.edu/AcademicProgs/ScienceMathHealth/MathCenter/Pages/default.aspx)
2/1/24, 5:46 PM
7.3 HW Polar Coordinates
https://rsccd.instructure.com/courses/111152/assignments/2181534
2/9
Review Assessment Attempts
Sidik, Julian Ken
7.3 HW Polar Coordinates
Started: 1/20/24, 12:41 pm
Last Changed: 1/20/24, 12:58 pm
Total time questions were on-screen: 16.6 minutes
Due Date: Tue 1/23/24, 2:00 pm
Score in Gradebook: 20/20
Grade is calculated on the best version of each question
Show Intro and Between-Question Text
You are in the gradebook. You cannot edit answers or submit questions from here.
Question 1. Score: 0.5/0.5 0.5/0.5
Time spent on this version: 1.1 minutes. Show all tries
Question 2. Score: 0.5/0.5 0.5/0.5
Time spent on this version: 0.8 minutes.
Scored attempt.
Score: 20/20
.
Version 1*/1. Score: 1/1
Convert the polar coordinate to Cartesian coordinates.
x = −
2
3
3
y = −1.5
(
)
√
Version 1*/1. Score: 1/1
Convert the Cartesian coordinate (-4,-2) to polar coordinates, r
= 2
5
= a
tan
0.5
+
π
√
(
)
2/1/24, 5:46 PM
7.3 HW Polar Coordinates
https://rsccd.instructure.com/courses/111152/assignments/2181534
3/9
Had help available: Video
Video
Question 3. Score: 0.5/0.5 0.5/0.5
Time spent on this version: 0.4 minutes.
Question 4. Score: 1/1
Time spent on this version: 0.9 minutes.
Question 5. Score: 1/1
Time spent on this version: 0.7 minutes. Show all tries
Had help available: Video
Question 6. Version 1*/1. Score: 1/1
Convert the Cartesian coordinate (3,-1) to polar coordinates, and r
= 10
= −
a
tan
3
1
+ 2
π
√
(
)
Version 1*/1. Score: 1/1
Rewrite the polar equation as a Cartesian equation
.
x
2
+
y
2
− 3
y
= 0
Version 1*/1. Score: 1/1
Convert the point with polar coordinates to Cartesian coordinates. Enter exact values.
The point is: −
2
5
,
2
5
3
(
√
)
Version 1*/1. Score: 1/1
Convert the point with polar coordinates to Cartesian coordinates. Enter exact values.
2/1/24, 5:46 PM
7.3 HW Polar Coordinates
https://rsccd.instructure.com/courses/111152/assignments/2181534
4/9
Score: 1/1
Time spent on this version: 0.3 minutes.
Had help available: Video
Question 7. Score: 1/1
Time spent on this version: 1.5 minutes.
Had help available: Video
Question 8. Score: 0.5/0.5 0.5/0.5
Time spent on this version: 0.3 minutes.
Had help available: Worked Example 1
The point is: 2
3 ,−2
(
√
)
Version 1*/1. Score: 1/1
Convert the point with Cartesian coordinates to polar coordinates. Enter exact values
for and , with
and in radians.
6,
6
11
π
(
)
Version 1*/1. Score: 1/1
Convert the Cartesian coordinate (4,1) to polar coordinates, r
= 17
Give the exact value for r
.
= a
tan
4
1
Give accurate to 3 decimal places.
√
(
)
Your preview ends here
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