A = l*w
A = 4*12 = 48cm^2
The area of the rectangle is 48cm^2 (cm squared)
Answer:
1.
Mathematical concept that expresses an amount in relation to the computer unit; results from counting the elements that make up a set.
"Cardinal number"
2.
A graphic sign or set of graphic signs that expresses or represents that amount.
Step-by-step explanation:
<span>C) salt water is the correct answer.</span>
Answer:D?
Step-by-step explanation: