Texas Instruments TI-15 - Page 93

© 2000 T
EXAS
I
NSTRUMENTS
I
NCORPORATED
TI-15: A Guide for Teachers
86
Using pi to find area
Use this formula to find how much
of the lawn would be covered by a
sprinkler with a radius of 12 meters.
A =
p
r
2 =
p
x 12
2
Pi
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Press Display
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12
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2
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12 m