Houses, Drains and Streets

Arrest of _____ in 1930 led to angry demostrations in streets of peshawar

From the top of a house A in a street, the angles of elevation and depression of the top and foot of another house B on the opposite side of the street are 60^(@) and 45^(@) , respectively. If the height of house A is 36 m, then what is the height of house B? (Your answer should be nearest to an Integer.

From a window 60 m high above the ground of a house in a street, the angle of elevation and depression of the top and the foot of another house on the opposite side of the street are 60^(@) and 45^(@) respectively. Show that the height of opposite house is 60(1+sqrt(3)) metres.

From a window (h metres high above the ground) of a house in a street, the angle of elevation and depression of the top and the foot of another house on the opposite side of the street are theta and phi respectively. Show that the height of the opposite house is h(1+tan theta cot phi) metres.

From a window, 60 metres high above the ground, of a house in a street, the angles of elevation and respectively. Show that the height of the opposite house is 60(sqrt3+1) metres.

A ladder rests against a house on a side of a street and the angle of elevation of the top of the ladder is 60^(@) .The ladder is turned over till it roots against another house on the other side of the street and the angle of elevation of its top is 45^(@) .If the ladder is 40m long then breadth of the street is

Persons X, Y, Z and Q live in red, green, yellow or blue coloured houses placed in a sequence on a street. Z lives in a yellow house. The green house is adjacent to the blue house. X does not live adjacent to Z. The yellow house is in between the green and red houses. The colour of the house X lives in is