Welcome to Trigonometry. The quiz will randomly run 20 questions from Trigonometry which you have to answer in 10 minutes.

After 10 minutes, your quiz will automatically be submitted and scored.

You can retake the quiz as many times as you want and a different set of questions will be given. The answers will also be randomly arrange.

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1.
If sinA=2.571x, cosA=3.06x, and sin2A=3.939, find the value of x.

3.
In 30 minutes, the hours hand of a clock turns through

5.
In one hour, the minutes hand of a clock turns through

7.
An arc AB of length of 5 cm is marked on a circle is marked on a circle of radius 3cm. The area of sector bounded by this arc and radii from A and B is

8.
In 30 minutes, the minutes hand of a clock turns through

9.
In an oblique triangle, a=25, b=16, angle C=94˚06’. Find the measure of angle A.

12.
f the circumference of a circle is divided into 360 congruent parts, the angle sub- tended by one part at the center of the circle is called

13.
Which of the following is true?

14.
A ladder 5 meter long leans on a wall and makes an angle of 30˚ with the horizontal. Find the vertical height from the top to the ground.

15.
tanα+tanβ/tanα-tanβ =

16.
If cosθ = 1/√2, then θ is equal to

17.
The area of a sector of a circular region of radius r and the central angle of the sector θ radians is

18.
If sin A=4/5 and A is in the second quadrant, sin B= 7/25 and B is in the first quadrant, find sin (A+B)

19.
sin3θ/sinθ -cos3θ/cosθ =