Q1. Venkatesh, a student of School of Planning and Architecture is trying to find
the height of iconic Vikas Minar, once Delhi's tallest building that was built in
1976 to surpass the Qutub Minar in height. The Minar is located opposite to
his school. If the height of Venkatesh’s school building is 30m casts a shadow
45m long on the ground and at the same time, the minar casts a shadow 123m
long on the ground, then


a) What is the height of Vikas Minar?

b) Write the criterion of similarity used for answering the question.

c) How tall is Vikas Minar than the Qutub Minar if height of latter is 72.50m?