Answer is A. 12c
A monomial only consists of one term (12c),
Binomials consist of two terms (c^2 - 16)
Trinomials consist of three terms (c^2 + c + 6)
An easy way of remembering which is which is to look at the prefixes.
Mono= 1
Bi= 2
Tri= 3
0.85 is 0.85 rounded to the nearest hundredth.
.9 is 0.85 rounded to the nearest tenth
1 is 0.85 rounded to the nearest whole number
0 is 0.85 rounded to the nearest ten, hundred, etc.
Put a pic of the table of proportions