Answer:
The circumference of a circle is and the area of a circle is .
Option (c) is correct .
Step-by-step explanation:
Formula
Where r is the radius of a circle .
As given
Diameter is 10 inches.
Radius = 5 inches
Put values in the above formulas .
Therefore the circumference of a circle is and the area of a circle is .
C
x=50
1) Rewrite the problem as an equation: (x will be "a number")
9x+6=456
2) Subtract 6 from both sides:
9x=450
3) Divide both sides by 9: