Answer:
A =78.5
Step-by-step explanation:
We need the radius to find the area of a circle
r = d/2 = 10/2 =5
The area of a circle is given by
A = pi r^2
A = 3.14 (5)^2
A =3.14 (25)
A =78.5
X+4=2x+5
-1=x
hope this helps
Answer:
1/2 rational exponent represents a square root.
Step-by-step explanation:
Because it is an example of a true square root.