A man standing on the bank of a river observes that the angle of elevation of the top of a tree just on the opposite bank is `60^(@)`. The angle of elevation is `30^(@)` from a point at a distance y m from the bank of the river. What is the height of the tree ?

A man standing on the bank of a river observes that the angle of elevation of the top of a tree just on the opposite bank is 60^(@). The angle of elevation is 30^(@) from a point at a distance y m from the bank. What is the height of the tree?

A man, standing on the bank of a river observes that the angle of elevation of the top of a tree just on the opposite bank is 60^@ But the angle off elevations is 30^@ from a point at a distance y metres from the bank. Show that the height of tree h= sqrt(3y)/2.

A person standing on the bank of a river observes that the angle of elevation of the top of a tree standing on the opposite bank is 60^(@) . When he moves 40 m away from the bank, he finds the angle of elevation to be 30^(@) . Find the height of the tree and the width of the river. (sqrt3=1.73)

A person standing on the bank of a river observes that the angle of elevation of the top of a tree standing on the opposite bank is 60^(@) . When he moves 40 m away from the bank, he finds the angle of elevation to be 30^(@) . Find the height of the tree and the width of the river. (sqrt3=1.73)

A person standing on the bank of a river observes that the angle of elevation of the top of a tree standing on the opposite bank is 60^(@) . When he moves 40 m away from the bank, he finds the angle of elevation to be 30^(@) . Find the height of the tree and width of the river. (sqrt3 =1.73)

A person standing on the bank of a river observes that the angle of elevation of the top of a tree standing on the opposite bank is 60^(@) . When he moves 40 meter away from the bank, he finds the angle of elevation to be 30^(@) . Find the height of the tree and width of the river " [take", sqrt(3)=1.732]

A person standing on the bank of a river observes that the angle of elevation of the top of a tree standing on the opposite bank is 60^(@) . When he move 40metres away from the bank, he finds the angle of elevation to be 30^(@). Find the height of the tree and the width of the river.

A person standing on the bank of a river observes that the angle of elevation of the top of a tree on the opposite bank is 60^(@) . When he retreates 20m from the bank, he observes the angle of elevation of the top of the same tree to be 30^(@) . Find the height of the tree and the breadth of the river.

A person standing on the bank of a river observes that the angle of elevation of the top of a tree standing on the opposite bank is 60^0dot When he move 40 metres away from the bank, he finds the angle of elevation to be 30^0dot Find the height of the tree and the width of the river.

A person standing on the bank of a river observes that the angle of elevation of the top of a tree standing on theopposite bank is 60^@ . When he moves 40 m away from the bank, he finds the angle of elevation to be 30^@ . Find the height of the tree and the width of the river.