Texas Instruments TI-30X IIS User Manual page 66

Circumference
Use this formula to find the amount
of border you need if you want to
put a circular border all the way
around the tree.
C = 2pr = 2 x p x 1.5m
Press
2 V g V 1.5
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© 1999 T I
EXAS NSTRUMENTS
Display
2 2 * * p * * 1.5
1.5
9.424777961 9.424777961
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TI-30X ÙS: A Guide for Teachers
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