Chapter 4 Flashcards
1
Q
Circumference of a circle
A
2πr
2
Q
360°
270°
180°
90°
60°
45°
30°
A
2π
3π/2
π
π/2
π/3
π/4
π/6
3
Q
Rad → Deg
A
180/π
4
Q
Deg → Rad
A
π/180
5
Q
Complementary
A
90°
6
Q
Supplementary
A
180°
7
Q
°, ‘
A
Calculator → 2nd → apps
8
Q
DMS
A
Calculator → 2nd → apps → DMS
9
Q
’’
A
Calculator → alpha → +
10
Q
sin
cos
tan
csc
sec
cot
A
opp/hyp soh
adj/hyp cah
opp/adj toa
hyp/opp
hyp/adj
adj/opp
11
Q
ASTC
A
Q1 = all+
Q2 = sin+
Q3 = tan+
Q4 = cos+
12
Q
Amplitude
A
y = Asinx
The max and min height of a graph
never negative
13
Q
Period
A
y = sinPx
2π/b, The max and min length of a graph
never negative
