carlalozano22 carlalozano22

29-01-2020
Mathematics

contestada

If the radius of a circle with an area of 125 mm squared is reduced by half, what is the area of the new circle?

Respuesta :

devishri1977 devishri1977

29-01-2020

Answer:

Step-by-step explanation:

πr² = 125 mm²

Now radius = r/2

New circle's area = π(r/2)² = πr²/4 = 125/4 = 31.25 mm²

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