It is c
Rhomuses are slanted squares
Answer: 
Step-by-step explanation:
The missing figure is attached.
The perimeter of a rectangle is:

Where "l" is the lenght and "w" is the width.
You can identify in the figure that:

Then, knowing the perimeter of the rectangle, you can make the subsitution into the formula:

Now you must simplify and solve for "z"

Finally, substituting the value of "z" into
, you get:

Answer:
The answer is 62
Step-by-step explanation:
First, you add 8 and 12 which is 20
Then, you add 20 and 18 which is 38
After that, you add 38 and 8 which is 46
Lastly, you add 46 and 16 which will equal to the total of 62
Hope that helps out! OwU
Answer:
it 407
Step-by-step explanation:
The first is x
the 2nd is 3 times the first or 3x
the third is 2 times long as the 2nd piece or 2(3x) or 6x
total length=1st piece+2nd piece+3rd piece
48.5=x+3x+6x
48.5=10x
divide by 10
4.85=x
3x=14.55
6x=29.1
the 3 pieces are 4.85cm, 14.55cm and 29.1cm