A right triangle has two legs that measure b=4 and a=
✓ 84 , how long is the hypotenuse?

Acircular garden with radius of 8 feet is surrounded by a circular path with a width of 3 feet. what is the approximate area of the path alone? use 3.14 for π

What value of x is in the solution set of 4x – 12 s 16 + 8x?

Which expression demonstrates the use of the commutative property of addition in the first step of simplifying the expression (-1+i)+(21+5i)+0