Question

sarah and kelvin are calculating the area of a circle with a radius of 52cm kelvin ises 3.14 for pi when calculating this area while sarah uses the pi button on her calculator kevin gets a soloution of 8,490.56 cm2 and sarah gets a soloution of 8,494.87 cm2

Answer 1

The most accurate answer is Sarah's with 8,494.84 cm2. While Kevin's answer is accurate if you're using 3.14 for pi, pi is an infinite number and does not end at the 2 decimals he used.