math unit 6

0.0(0)
studied byStudied by 0 people
learnLearn
examPractice Test
spaced repetitionSpaced Repetition
heart puzzleMatch
flashcardsFlashcards
Card Sorting

1/14

encourage image

There's no tags or description

Looks like no tags are added yet.

Study Analytics
Name
Mastery
Learn
Test
Matching
Spaced

No study sessions yet.

15 Terms

1
New cards

arc length

theta * R

2
New cards

radians to degree

? rads * 180/pi =

3
New cards

degrees to radians

? degrees * pi/180

4
New cards

A=

Amplitude, vertical stretch

5
New cards

How to find A?

Half distance between max/min.

6
New cards

B=

the frequency

7
New cards

How to find B?

2pi/P or 360/P

8
New cards

C=

phase shift, horizontal shift

9
New cards

how to find C?

look at displacement

10
New cards

D=

vertical shift, moves midline vertically

11
New cards

Sin is…

odd ((-x)=-(x)), goes up first

12
New cards

Cos is…

even ((-x)=(x)), goes down first

13
New cards

Find theta from Arc Length (AL)

=AL/r radians

14
New cards

Find theta from full rotation

=% of circle/100 ×360 degrees

15
New cards

find coordinates when origin is in center

x=r*cos*theta, y=r*sin*theta