For the following questions answer them individually
If the fifth term of a Geometric Progression is 7, then the product of its first 9 terms
If $$0 < \theta < 270^{\circ}$$ and $$\sec \theta + \tan \theta = \frac{1}{5}$$, then $$\sin\theta$$ =
If the angle of elevation of the top of a tower of height 100 m from a point to its foot is $$\tan^{-1} (\frac{4}{5})$$, then the distance from the point to its foot, in meters, is
In the given figure $$\triangle ABC$$, if $$\angle BEC = 90^{\circ}$$, $$\angle EBD=4O^{\circ}$$ and $$\angle DAC = 30^{\circ}$$, then $$x+y$$ =
What is the area, in sq. units, of the parallelogram formed by
$$4x - 7y - 13 = 0, 8x - y - 39 = 0, 4x - 7y + 39 = 0$$ and $$8x - y + 13 = 0$$?
The Y -intercept made by the line parallel to $$2x - 5y = 5$$ passing through the point (5, 4) is