Question

Area of a sector of a circle radius 63cm is 4158 square cm calculate the angle subtended at the centre of the circle(taking=22/7)

Answer 1

Answer:

The main causes of water pollution in the Ganges river are the increase in the population density, various human activities such as bathing, washing clothes, the bathing of animals, and dumping of various harmful industrial waste into the rivers

Step-by-step explanation:

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