Answer:
The perimeter of the rectangle is equal to 
Step-by-step explanation:
Let
L-----> the length of the rectangle
W ----> the width of the rectangle
we know that
The perimeter of rectangle is equal to

we have

substitute



Answer:
B. stratified.
Step-by-step explanation:
If a population is composed by identifiable groups or strata, with large variations between groups, the stratified sampling should be applied in order to comprehend and represent all of the different groups in the sampling process.
Therefore, the answer is alternative B. stratified.
Answer:
$46.53 and $49.75
Step-by-step explanation:
Answer:
-6
Step-by-step explanation:
-2 * 5 = -10
-10 + 4 = -6
Answer is -6