# calculus

The radius of circular disk is 18cm with a maximum error of 0.2cm. Estimate the

maximum error in calculated area of the disk.

b) The circumference of a sphere was measured to be 64cm with a maximum error of 0.5.

Estimate the maximum error in the calculated surface area of the sphere.

(Volume and Surface area of a sphere of radius r: ! = !

!!!, ! = 4!!!. )

!

1. 👍 0
2. 👎 0
3. 👁 297
1. let r be radius ,x be the diameter of the sphere
x=40

1. 👍 0
2. 👎 0

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