Remember the equation to find the circumference?
Equation of circumference: Pi x 2(radius)
Therefore, 3.141592654 x 2(6ft) = 37.7 feet
Answer:

Step-by-step explanation:
attached
2²-6x-56
this is unfactorable because there is no x on where the number is squared or the -56
4 slices of pizza sense half of eight is 4 and it's two people.