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Signs of Trig Ratios and their Signs Flashcards | StudBud
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Signs of Trig Ratios and their Signs
Signs of Trig Ratios and their Signs
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signs of trig functions in quadrants. #trigonometry #referenceangles #quadrants
Flashcards
8 cards
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Questions
8
Answers
1
Which of the following pairs have the same reference angle?
333° and 43°
50° and 250°
-20° and 20°
30° and 300°
2
In which quadrant is sinA<0 and cotA>0
Q3
Q1
Q4
Q2
3
Which is the value of sin A if the terminal side lies on (-3,4)
4/5
-3/5
-4/3
-3/4
4
Which is the value of sec A if tan A = 3/4 and A is in the IIIQ
-4/5
5/4
5/3
-5/4
5
What is the reference angle for -100°?
-80°
260°
80°
10°
6
In which quadrant is sin(θ) positive while tan(θ) and cos(θ) are negative?
II
III
I
IV
7
In which quadrant is tan(θ) positive while sin(θ) and cos(θ) are negative?
II
III
I
IV
8
Which is the value of Tan A if cos A=-8/17 and sin A>0
15/8
-8/15
-15/8
-17/8
