the radius of a circle is 2.12metre .its area according to the rule of Significant figures is
the radius of a circle is 2.12metre .its area according to the rule of Significant figures is
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Answer:
2.12x2.12= 4.4944 but the radius has three sigfigs thus bringing the nswer to three sig figs =4.49
Answer:
according to the laws of significant figures the area would be approx 3 metre.
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