Problema Solution
Find the area of a circle that has a diameter of 9.6cm. Give the exact value.
Answer provided by our tutors
We will use the equation area of a circle=pi*r^2 where r=d/2. Therefore:
r=(9.6)/2
r=4.8cm
area=pi*(4.8)^2
area=72.38 cm^2
The answer is rounded to the hundreth's decimal place.