Trignometry - Quadrants 1 & 2

Find the values of the other five trigonometric functions in each of the following: costheta=-1/2,theta in quadrant II

If x+y+z=xyz , prove by trignometry that: (2x)/(1-x^(2))+(2y)/(1-y^(2))+(2z)/(1-z^(2))=(2x)/(1-x^(2)).(2y)/(1-y^(2)).(2z)/(1-z^(2))

Which quadrant or quadrants are indicated by the following ?

Find the value of other five trigonometric function cosx=-1/2, x lies in third quadrant.

In the coordinates system shown, if (b, a) lies in Quadrant III, then in which quadrant can the point (a, b) lie?

State, true or false: If the ordinate of a point is equal to its abscissa, the point lies either in the first quadrant or in the second quadrant.

The ends of a quadrant of a circle have the coordinates (1, 3) and (3, 1). Then the center of such a circle is

If secA=-2 and A lies in third quadrant, find the value of (4 cot^(2)A-3sin^(2)A) .

The point (2,1) , translated parallel to the line x-y=3 by the distance of 4 units. If this new position A' is in the third quadrant, then the coordinates of A' are-

A function whose graph is symmetrical in opposite quadrants is