A man, standing at the foot of a tower, sees the top of a building 20 metres away at an elevation of `60^o`. Climbing to the top of the tower, he sees it at an elevation of `45^o`.Draw a rough figure based on the above facts.

A man, standing at the foot of a tower, sees the top of a building 20 metres away at an elevation of 60^o . Climbing to the top of the tower, he sees it at an elevation of 45^o .What is the height of the building?

A man, standing at the foot of a tower, sees the top of a building 20 metres away at an elevation of 60^o . Climbing to the top of the tower, he sees it at an elevation of 45^o .Calculate the height of the tower. (Take sqrt3=1.73 )

A '1.75' metre tall man, standing at the foot of a tower, sees the top of a hill 40 metres away at an elevation of ' 60^o Climbing to the top of the tower, he sees it at an elevation of 50^o . Calculate the heights of the tower and the hill.

A boy standing at one bank of a river sees the top of a tree on the other bank directly opposite to the boy at an elevation of 60^o . Stepping 40 metres back, he sees the top at an elevation of 30^o . Draw a rough figure and find the height of the tree.

A boy standing at the edge of a canal sees the top of a tree on the other edge at an elevation of 60^o . Stepping 12 metres back, he sees it at an elevation of 30^o . Find the height of the tree.

A child stands 30 metres away from the foot of a telephone tower, sees the top of the tower at an angle of elevation 30^circ . Stepping some distance towards the tower, sees it at an elevation of 45^circ a) What is the height of the tower? b) How much distance did he walk?

A boy standing on the top of a tower 20 metrés height, saw the top of a building at an elevation of 50^circ and its base at a depression of 30^circ a) Draw a rough figure. according to the given data. b) find the distance between the tower and the building. c) find the distance from the top of the tower to the base of the building. d) find the height of the building. [sin 50^circ =0.77, cos 50^circ =0.64, tan 50^circ =1.2, 'sqrt3 =1.7]

A boy standing at one bank of a river sees the top of a tree on the other bank directly opposite to the boy at an elevation of 60^o . Stepping 40 meters back, he sees the top at an elevation of 30^o . What is the width of the river?

A boy sees the top of a tówer with an angle of elevation. 60^circ . Stepping 20metres back, he sees the same top with an angle of elevation 30^circ . Draw a rough figure and calculate the height of the tower.

A boy saw the top of a building under construction at an elevation of 30^circ . The completed building was 12m higher and the boy saw its top, at an elevation of 60^circ from the same spot. a) Draw a rough figure based on the given details. b) What is the height of the building? c) What is the distance between the building and the boy?