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Mathematics, 01.07.2021 18:00 SKYBLUE1015
Use π=22/7 for the following questions.
1) Tom ran 4 times around a circular track of diameter 28m. What distance did he cover?
2) The radius of a bicycle wheel is 21cm. How many complete revolutions will the wheel make in travelling 1km.
3) A circumference of a circle is 1386cm. Given that π= 22/7, What is the radius of the circle?
4) A circular track has a radius of 70m. If an athlete runs around it twice, how far has he run?
5) A piece of wire is bent to from a square of area 484cm^2.
a) calculate:
i. The Length of each side of the square.
ii. The perimeter of the square.
b) The same piece of wire is bent to from a circle. calculate:
i. The radius of the circle.
ii. The area of the circle.
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Use π=22/7 for the following questions.
1) Tom ran 4 times around a circular track of diameter 28m....
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