Height and DistanceHard
Question
A vertical lamppost of height 9 metres stands at the corner of a rectangular field. The angle of elevation of its top from the farthest corner is 30o, while from another corner it is 45o. The area of the field is -
Options
A.81 √2 metre2
B.2 √2 metre2
C.81 √3 metre2
D.9 √3 metre2
More Height and Distance Questions
A plane passes through (1, - 2, 1) and is perpendicular to two planes 2x - 2y + z = 0 and x - y + 2z = 4. The distance o...A particle just clears a wall of height b at distance a and strikes the ground at a distance c from the point of project...At a distance 2h from the foot of a tower of height h, the tower and a pole at the top of the tower subtend equal angles...A tower stands at the centre of a circular park. A and B are two points on the boundary of the park such that AB (= a) s...The angle of elevation of the top of a TV tower from three points A, B, C in a straight line (in the horizontal plane) t...