[ 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:

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Irregular VerbPassive VoicePhenomenon(s) vs. Phenomena

Next quiz: Grammar

______ the test was really hard, she still got a good mark.

A. Although
B. However
C. Despite

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