120 inches.
This is because to find the scale factor, you have to take the square root of the area scale. This will give you 30-1 ratio. Then multiply the 4 by that number.
The answer is X-2 ........
The formula of a perimeter is:2(L+l) or
2*L+2*l
Answer:
Final cost = $2388.75
Step-by-step explanation:
Cost of stereo system = $2500
Sale = 9%
Cost of sale = 9% of 2500
Cost of sale = 
Cost of sale = $225
Price after sale = 2500 - 225 = $2275
Sales tax = 5% of 2275
Sales tax = 0.05 * 2275 = $ 113.75
Final cost = 2275 + 113.75 = $2388.75
6) 3/4. 5)30/8. 3)19/8. 1)16/12