0.75. This is the correct answer
44 peices are needed to surround the yard in fencing
To find the value of x, use Pythagorean theorem which is a to the power of two plus b to the power of two equals the hypotenuse which Is c to the power of two, which you'd value as x. Square root the entire thing and you'll be left with c.
The mean absolute deviation of this set is 3.43 or 3. Have a good day!