Answer:
Step-by-step explanation:
A= a+b/2 h (area = a +b over 2 times H) plug in your numbers
I dont have a picture, if i did i could solve it, but here is the formula
I believe the answer would be D. Because, 10*12= 120 and 400/120= 3.33
Since you are talking about money, you would round up.
Meaning that the answer should be D.
Step 1: 0.282 = 282⁄1000
Step 2: Simplify 282⁄1000= 141⁄500
So all you have to do is look at were the number is is it is in the first spot it is in the tenths place value, second spot hundredth and so