Answer:
The length of side of original square is: 20 inches
Step-by-step explanation:
Let x be the length of side of original square
Then x+5 will be the side of new square
Th formula for perimeter is:

As we know the perimeter of the new square we can use the perimeter to find the value of x

The value of x is 20 inches.
Hence,
The length of side of original square is: 20 inches
Answer:
Answer below
Step-by-step explanation:
A base is the number of digits in a number system. For example in the decimal number system we use the 10 digits ( 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 ). So it has the base 10.
HOPE IT HELPED
Hi.
800/5 = 160 mph
You are going 160 miles per hour.