<p>A metal rod has a diameter of $4.2$ cm.</p>
<p>Given that the volume of the rod is $225$ cm${^3}$, determine the </p>
<ol class="abc-list"><li><div class="list-item-paragraph">length,</div></li><li><div class="list-item-paragraph">external surface area of the rod.</div></li></ol>
<p>(Take $\pi =3.142$)</p>
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Given that the volume of the rod is $225$ cm${^3}$, determine the 

Problem involving Volume and Surface Area of a Cylinder

Problem involving Volume and Surface Area of a Cylinder

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