What is the surface area of a cylindrical ring if its outside diameter is 16 mm and its inside diameter is 10 mm? round your answer to the nearest whole number.
a.92mm^2
b.118mm^2
c.385mm^2
d.123mm^2

An animal shelter has 21 puppies. if the puppies are 28% of the total dog and cat population , how many dogs and cats are in the animal shelter

D(5, 7). e(4,3), and f(8, 2) form the vertices of a triangle. what is mzdef? oa. 30° ob. 45° oc. 60° od 90°

I’m on question 7 it says a covered water tank is in the shape of a cylinder the tank has a 28 inch diameter and a height of 66 inches to the nearest square inch what is the surface area of the water tank