How are large polymers formed? by repetitive combinations of simple subunits

by the addition of halogens to a small molecule

by combining a few different and larger molecules

by combining many different and smaller molecules

30 units^2

step-by-step explanation:

area is l × w

the length is 3

and the width is 10

3 × 10= 30 units squared

you didn't give me the choices, so i will just give you the graph so you can look at your choices and choose the right one.

do you have a picture of the table