top 40 charts

The foot of a tower is 40 ft away from a point on the ground. The angle of elevation of the top of the tower is 27°. The angle of elevation to the top of a water tank, placed on the tower is 40°. What is the depth of the tank? => 54 ft or 34 ft or 20 ..

A tree stands vertically on the bank of a river. The angle of elevation of the top of the tree from a point on the other bank directly opposite to the tree is measured as 70°. The angle of elevation of the top of the tree from 15 ft behind this point on the same bank of the ..

Two towers are constructed on a plot of land. The angle of depression of the top of the second tower when seen from the top of the first tower is 40°. If the height of the first tower is 135 ft and the height of the second tower is 78 ft, then find the horizontal d..

From the top of a spire of height 50 ft, the angles of depression of two cars on a straight road at the same level as that of the base of the spire and on the same side of it are 25° and 40°. Calculate the the distance between the two cars. => 47 ft or 7.013 ft. or ..

Two trees of equal height stand on either side of a roadway, which is 50 ft wide. At a point on the roadway between the trees, the elevations of the tops of the trees are 40° and 25°. Find the height of the trees. => 22 ft or 15 ft or 18 ft or 20 ft..

A pole 40 m high stands on a building 260 m high. To an observer at a height of 300 m, the building and the pole subtend equal angles. What is the distance of the observer from the top of the pole? => 47 m or 100 m or 40 m or 150 m..

There is a tree on the bank of a canal. The angle of elevation of the top of the tree from a point on the other side of the canal is measured as 70°. The angle of elevation of the top of the tree from y = 17 ft behind this point on the same side of the canal is measured as h..

The angle of elevation from the ground to the top of a tower is 70° as shown in the figure. Find the missing angle. => 20° or 70° or 35° or 40°..

Simon stands at 160 m away from the base of a building of height 92.32 m. Find the angle of depression of Simon from the top of the building. => 35° or 40° or 30° or 20°..

A man on the deck of a ship is 23 ft above water level. He observes that the angle of elevation of the top of a cliff is 50° and the angle of depression of the base is 30°. Find the distance of the cliff from the ship and the height of the cliff if the base of the cliff is at sea ..