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.
Two cities whose longitudes are 20°E and 40°W on the equator are apart

2.
sinAcosB + sinBcosA= ?

4.
The area of a sector with a central angle of 1 radians in a circular region whose radius is 2m is

7.
If arc tan x + arc tan 1/3 = π/4, find the value of x.

8.
sin(α + β) + sin(α – β)/cos(α + β) + cos(α – β) =

9.
Sin A=2.5x, cos A= 5.5x. Find A.

10.
If sinA=2.571x, cosA=3.06x, and sin2A=3.939, find the value of x.

11.
If α,β,γ are the angles of a triangle ABC, then cos(α + β) =

12.
2.25 revolutions are how many degrees?

14.
In 30 minutes, the minutes hand of a clock turns through

16.
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

17.
One second is denoted by

18.
cosecθ+2cosec2θ/secθ =

20.
sinA+sin2A/1+ cosA+cos2A =

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