Math

posted by .

The rim of the basket has a radius of 9 inches. What is the approximate circumference of the basket? Use pi equals 3.14. Explain why 3.14 is used when finding the circumference of a circles.

  • Math -

    *** Explain why 3.14 is used when finding the circumference of circles.

  • Math -

    thousands of years ago it was learned that the ratio of the circumference to the diameter of a circle is pi = 3.14159265...

    This is true for all circles:

    c = pi * d
    or,
    c = 2pi * r

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Circumference

    Find the circumference and area of cirlce with a radius of 3 feet. Let n stand for pi Circumference=2n x (3)=6 or 18.84 or 18 6/7 I understand how to calulate the circumference. The answer that the book gives of 18 6/7. I am not clear …
  2. Math

    Hat sizes are determined by measuring the circumference of one's head in either inches or centimeters. Use ratio and Proportion to complete the following table. Hat Size: 6 and 7/8 Head Circumference (to the nearest 1/5 in): 21 and …
  3. 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.
  4. Math

    If the diameter of a wheel is 10 inches. What is the radius and how would I find its circumference. Thanks I do understand that the radius is twice the circumference.
  5. circles

    if the circumference is estimated c=3*d and the exact circumference is c=pi*d what would be the radius and the diameter
  6. Math

    23.What is the approximate circumference of a circle with a radius of 6 centimeters?
  7. math

    The eyes of a basket ball player are 6 feet above the floor. He is at the free-throw line, which is 15 feet from the center of the basket rim. The center of the rim is 10 feet above the floor Determine the angle of elevation (to the …
  8. trig angle of elevation

    The eyes of a basket ball player are 6 feet above the floor. He is at the free-throw line, which is 15 feet from the center of the basket rim. The center of the rim is 10 feet above the floor Before shooting the player decides to step …
  9. math

    mMax has two basket of oranges. The ratio of the oranges in the basket A to those in basket B is 7:4. If Max puts half of the oranges in basket A to basket B, what is the new ratio of the oranges in basket A to basket B?
  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