Trig Yr2 Flashcards
(47 cards)
1
Q
What is one radian?
A
The movement of one radian’s worth around the circumference of the circle
2
Q
Memorise
A
3
Q
How do trig laws change for π?
A
4
Q
What is the formula for arc length in radians ?
A
L = r θ
5
Q
What does subtended mean?
A
Opposite or extended beneath
6
Q
A
7
Q
What is the area of a sector in radians?
A
8
Q
A
9
Q
What is the area of a segment in radians? (Formula)
A
10
Q
A
11
Q
A
12
Q
A
13
Q
A
14
Q
What is the small angle approximation for sin, cos and tan? (Formula)
A
15
Q
A
16
Q
A
17
Q
A
18
Q
What is sec (x)?
A
19
Q
What is cosec (x)?
A
20
Q
What is cot(x)?
A
21
Q
What 2 new identities are formed by the OG identity sin^2 (x) + cos^2 (x) =1?
A
22
Q
Draw the y=cosec(x) graph
A
23
Q
Draw the y=sec(x) graph
A
24
Q
Draw the graph of y=cot(x)
A
25
What is the quotient rule?
26
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37
38
What is the reciprocal identity regarding tan and sec?
39
What is the reciprocal identity regarding cot and cosec?
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45
Draw sin and arcsin between -π/2 and π/2, stating range and domain for each
46
Draw cos and arccos between -π/2 and π/2, stating range and domain for each
47
Draw tan and arctan between -π/2 and π/2, stating range and domain for each
