In order to find the total surface area of a cylinder, you must find the net area of which of the following?
rectangle and circle
square and two triangles
square and triangle
rectangle and two circles

A rectangle and two circles.

Step-by-step explanation:

A cylinder's net is made up of a rectangle and a circle on either side.

Hope this helped :)

1. 20/60 just divide top and bottom by 10 that gives you 2 over 6, then reduce them again to get 1/3.

2.16/64 divide top and bottom by 16 and get 1/4

3.24/60 divide top and bottom by 12 and get 2/5

These are the answers :-)