The answer is 25 ..............
Answer:

Step-by-step explanation:
<u>Step 1: Combine</u>
Adding a negative number is same as subtracting a positive number.



Answer: 
Answer: 390 calls
Step-by-step explanation:
13/2= 6.5
6.5 x 60 min= 390
The answer is eight I think
Answer:
The perimeter of the other polygon is 
Step-by-step explanation:
we know that
If two figures are similar, then the ratios of its perimeter is equal to the scale factor
Let
z---> the scale factor
x----> the perimeter of the other polygon
y----> the perimeter of the larger polygon
so

we have


substitute and solve for x
