First list all the factors of 12;
1, 2, 3, 4, 6, 12
now let's see which ones are multiples of 3;
3, 6, 12 
so all we have left are numbers 1, 2 and 4.
hope that helps, God bless!
        
             
        
        
        
The expression representing this would be 24 × 50 × 2. You do not need parentheses because multiplication is commutative. Simplified this would then be 100 × 24 which is $2400 .
        
             
        
        
        
Answer:
hope it helps you thank you 
Step-by-step explanation:
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The illustration of the given mathematical elements is as in the attached images.
<h3>Illustration of mathematical elements</h3>
For line segments; 
- The beginning and end of the line are specified by the assigned alphabets.
However, for rays;
- The ray is illustrated to originate from a point and span on from there till infinity.
For angles;
- The alphabet in the middle of the set of 3 alphabets used to identify the angle represents the center point of where the angle is located.
Read more on illustration of mathematical elements;
brainly.com/question/18430725
 
        
             
        
        
        
C. 452.16
use formula pir^2
12^2 = 144
144 x 3.14 = 452.16
I used pi as 3.14