radius rounded to the nearest tenth of c=63cm?

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2007-02-13 14:44:25 · 2 answers · asked by Jeffrey H 1 in Education & Reference ➔ Homework Help

C=2(pi)r
63=2(3.14)r
63=6.28r
10.03=r
10.0

2007-02-13 14:51:32 · answer #1 · answered by Lewis 4 · 0⤊ 0⤋

if the c = circumference, then c= 2(pi)(r) so divide 63 by (2pi) and you will get your answer. round to one decimal place, thats the tenths place.

2007-02-13 14:47:56 · answer #2 · answered by veagam 2 · 0⤊ 0⤋