Answer:
√s(s-a) (s-b) (s-c)
Step-by-step explanation:
123456
herons formula
The final price of the item is $22,644
The initial discount of 10% leaves the price at 90% of the retail value:

cross multiply to solve for x:
100x = 3,060,000
x = 30,600
This new price is then discounted 26%, which means the final price is 74% of $30,600:

cross multiply to solve for x:
100x = 2,264,400
x = 22,644
The final price of the home entertainment system is $22,644
9 is the answer
Step by step
....
Answer:
perimeter is adding so add all the sides
Step-by-step explanation:
In order they are
1.1 * 10^12, 9.5 * 10^11 and 5*10^8