[ Homonyms ]

The Greek letter ___ is used in geometry to express the fixed ration of the circumference of a circle to its diameter.
a. pi
b. pie

Select your answer:
     


Random Topics:
All Quiz (Random)Past Continuous TenseEveryone vs. Every One

How to use : Read the question carefully, then select one of the answers button.

Tips : If this page always shows the same questions, make sure you correct the question first by pressing the "check answer" button.