Answer:
The correct answer is A.
Step-by-step explanation:
The area of a rectangle can be calculated using the following formula:

If we know that the area measures
and one side of the figure measures 4.2 m, we can say that:

We isolate the side we don't know:

So I = 9 m
To know the perimter of a rectangle, we use the following formula:



Answer:
$8006
Step-by-step explanation:
312*17.5=5460
134*19=2546
5460+2546= 8006
Doug is 5 years old.
5 + 3 = 8
5 × 8 = 40
Answer:
I know you said no guessing, but I'm assuming it's the first one, F.
Answer:
2(5x + 2)
Step-by-step explanation: