# The radius of a circular disk is given as  28cm with a maximum error in measurement of 0.3 cm. Use differentials to estimate the maximum possible error in the calculated area of the disk.? What is the relative error?

Question

The radius of a circular disk is given as  28cm with a maximum error in measurement of 0.3 cm. Use differentials to estimate the maximum possible error in the calculated area of the disk.?

What is the relative error?