Which one of the following is not a method of estimating the National Income of a country?
The correct answer is C
If in the given figure AD is perpendicular to BC, AC = 26 units, CD = 10 units, BC = 42 units, triangle DAC whose angle is x and angle B = y, then, find...
The length of the shadow of a vertical tower increases by 8 m on horizontal ground when the height of the sun changes from 45° to 30 ° , then find the...
From the top of an upright pole 30√3 feet high, the angle of elevation to the top of an upright tower was 60°. If the foot of the pole was 55 feet aw...
The distance between two parallel poles is 65√3 m. The angle of depression of the top of the second pole when seen from the top of first pole is 3...
Due to a cyclone, a tree is broken and makes an angle of 30º with the ground. The distance between the root and the tip of the tree that touches the gr...
The angle of elevation of the top of a building from the foot of a tower is 30° and the angle of elevation of the top of the tower from the foot of the...
Now a chord of a circle is such that AB = 10 cm. If the diameter of the circle is 20 cm, then the angle subtended by the chord at the center is.
At a point 20 metres away from the base of a 20√3, metres high house, the angle of elevation of the top is
Two ships are opposite a lighthouse such that all three of them are collie Zār. The angles of depression of the two ships from the top of the light hou...
In the village of Hazelton, there was a totem pole 50 m high of which the lower 24 m was carved. According to a clue the treasure was hidden at a point...
