<u>Answer:</u>

<h3>
<u>Step-by-step explanation:</u></h3>
Given that the the diameter of a cylinder is 8 inches. the height is 12 inches. And we need to find its surface area .
Hence here ,
- Height = 12 inches
- Diameter of base = 8 inches
<u>Figure</u><u> </u><u>:</u><u>-</u>


<h3>
<u>★</u><u> </u><u>Hence</u><u> </u><u>the</u><u> </u><u>Surface</u><u> </u><u>area</u><u> </u><u>of </u><u>the </u><u>Cylinder</u><u> </u><u>is</u><u> </u><u>4</u><u>0</u><u>2</u><u>.</u><u>2</u><u>8</u><u> </u><u>in</u><u>.</u><u>³</u><u> </u><u>.</u></h3>