Grade09_International Mathematics_H.W

Grade09_International Mathematics_H.W

Subject : Revision Questions Integrating Conversion from one unit to another with similarity.

Evaluate the following questions :

1)The area of an Island is 50 cm^2.The scale used on the map is 1:500000.

a)Calculate the area in square kilometres of the real island.

b)An airport on the island is on a rectangular piece of land measuring 4 km by 12 km .Calculate the area of an airport on the map in cm^2.

2)The area of an island on the map is 60 mm^2.The scale used on the map is 1:2000000.

a)Calculate the area in square kilometres of the real island.

b)An airport on the island is on a square piece of land measuring 4km by 4 km.Calculate the area of the airport on the map in mm^2.

3)The area of an island on a map is  70 mm^2.The scale used on the map is 1:1000000.

a)Calculate the area in square kilometres of the real island.

b)An airport on the island is on a rectangular piece of land measuring 6km by 4 km .Calculate the area of an airport on the map in mm^2.

Instruction:Represent your answer following an organised and a structured procedure.

Submission date:21st October 2013.

Thanks & regards,

Krishna Shethji & Kinjal Morkhia.

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