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The earth as sphere questions

The earth as sphere questions | form three Basic Mathematics

Find The earth as sphere examination questions, form three Basic Mathematics in acaproso.com

# Question
1

Calculate the circumference of a small circle, in kilometres, along the parallel of latitude 30°N (Leave your answer in surd form).


Mathematical Calculation
2

Find the distance (in km) between towns P(12.4^{circ}S, 30.5^{circ} E) and Q(12.4^{circ}S, 39.8^{circ} E) along a line of latitude , correctly to 4 decimal places.


Mathematical Calculation
3

A ship sails from port P to a distance 7km on a bearing of 306° and then a further 11km on a bearing of 170° to arrive at X. Calculate  the distance from P to X.


Mathematical Calculation
4

The surface area of a solid sphere whose radius is 6cm is equal to the surface area of a solid right cylinder with radius of 2cm. Find the height of the cylinder.


Mathematical Calculation
5

Calculate the surface distance along latitude 30°N covered between longitudes 60°E and 65°W.


Mathematical Calculation
6

Calculate the volume of the earth.


Mathematical Calculation
7

Find the distance in km between Mbeya (9°S, 33°E) and Tabora (5°S, 33°E).


Mathematical Calculation
8

An aeroplane takes off from Tabora (5°,33°E) to Tanga (5°S, 39°E) at a speed of 332km/h. If it leaves Tabora at 3:00 p.m. at what time will it arrive at Tanga airport?


Mathematical Calculation
9

A sphere of diameter 4cm, is beaten out into a circular sheet 0.03cm thick. Find the radius of the sheet.


Mathematical Calculation