The veterinarian weighed Matteo's cat, Mushu, on a defective scale. The scale said Mushu weighed 8.6 pounds. However, Mushu actually weighs exactly 8.1 pounds. What is the percent error in measurement of the defective scale to the nearest tenth?
The percent error is

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step-by-step explanation:

hello from mrbilldoesmath!

answer:   x^2 + y^2 = 1024

discussion:

the equation of a circle with center (h,k) and radius "r" is

(x-h)^2 + (y-k)^2 = r^2.

in our case

(x-0)^2 + (y-0) ^2 = 32^2 = 1024

you,

mrb

a reflection across the x axis and a 90 degree rotation left and right.