Question

The circumference of a circle is 4 cm. Find
its diameter and its area,​

Answer 1

Answer:

2πr = 4

=> r = 4/2*3.14 = 0.64

=> d = 2r = 1.28

=> A = 3.14*0.64*0.64

=> A = 3.14*0.4096

=> A = 1.28 cm²

Answer 2

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