1. Which one of the following facts supports the formula for the circumference of a circle? A. The diameter of a circle is equal to twice its radius. B. The ratio of the circumference of the circle to its radius is equal to . C. The ratio of the circumference of the circle to its diameter is equal to 7. D. The ratio of the diameter of a circle to its radius is equal to 7.

1. Which one of the following facts supports the formula for the circumference of a circle? A. The diameter of a circle is equal to twice its radius. B. The ratio of the circumference of the circle to its radius is equal to . C. The ratio of the circumference of the circle to its diameter is equal to 7. D. The ratio of the diameter of a circle to its radius is equal to 7.

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

Author:Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.

Chapter9: Surfaces And Solids

Section9.3: Cylinders And Cones

Problem 38E: If the length of the radius and the height of a right circular cylinder are both doubled to form a...

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