Answer:
no
Step-by-step explanation:
x+14=x14
Your answer would be -12 because of her answers
Answer:
9
inches
or
12.728 inches
Step-by-step explanation:
Use Phytagorean Theorem

Since both all sides of a square are equal, this means that
and
are equal.
So that leaves us with:

Simplify

Divide both sides by 2

Simplify

Find the square root of both sides

a = 9
(or if you want the decimal, rounded to the 3rd decimal place: 12.728)