Math

posted by .

The circumference of this circle is approximately 66 inches what is the radius of the circle?
A.33
B.22
C.11
D.Not here
Is it C?

  • Math -

    Right.

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Algebra

    The Circumference and area of a circle of radius r are givin by 2 [pie] r and [pie] r[2], respectively use 3.14 for the constant [pie] A. What is the circumference of a circle with a radius of 2 m?
  2. MATH HOMEWORK

    Find the circle circumference and circle area with a circles radius 10 inches I think the circles are is 314 but don't know the circumference.
  3. math

    The larger circle has a radius that is 18 inches longer than the smaller circle. The larger circle has a circumference that is A pi feet larger then the smaller circle. find the value of a.
  4. Math

    Circle C has radius 4 inches. Circle D had radius 9 inches. These two circles are connected. Point A,B,and E are points of tangency. Find AB. From point C to point D(which is the radius of circle C plus the raduis of circle D) it is …
  5. triggg

    Suppose a circle has a radius of 4.5 inches. If you double the radius of the circle, does the area of the circle double as well?
  6. Geometry

    A dartboard consists of five concentric circles. The radius of the smallest circle is about 1 inch. The radius of the second circle is about 3 inches longer. The radius of the third circle is about 1 inch longer than the previous circle. …
  7. Math

    23.What is the approximate circumference of a circle with a radius of 6 centimeters?
  8. Math

    The circumference of a circle is 4 times the circumference of a circle with a radius 1 unit less. What is the radius of each circle?
  9. math

    The area of a circle is given by the formula A = ðr2, where r is the radius. If increasing the radius of a circle by 1 inch gives the resulting circle an area of 100ð square inches, what is the radius of the original circle?
  10. Math

    Find the perimeter of a regular 360-sided polygon that is inscribed in a circle of radius 5 inches. If someone did not remember the formula for the circumference of a circle, how could that person use a calculator’s trigonometric …

More Similar Questions