Question 986266
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{{{A=(pi)sqrt(w/g)}}}
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i) if w=25 and g=16, Find A in terms of pi.
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{{{A=(pi)sqrt(25/16)=(5/4)(pi)}}}
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ii) Rewrite the formula with w as the subject. 
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{{{A=(pi)sqrt(w/g)}}}
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{{{A/pi=sqrt(w/g)}}}
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{{{(A/pi)^2=w/g}}}
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{{{g(A/pi)^2=w}}}