The circumference of a circular disc is 154 cm What is the radius of the circular disc?
Solution
154 cm = (22/7) d
d = (154cm)(7/22) = 49 cm
d = 49 cm divided by 2 = 24.5 cm
Answer: 24.5 cm
Sunday, July 18, 2010
ACS Primary 2009 PSLE Math Prelim Paper 2 Q3
Solution
154 cm = (22/7) d
d = (154cm)(7/22) = 49 cm
d = 49 cm divided by 2 = 24.5 cm
Answer: 24.5 cm
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