A cylinder has a base diameter of \( 8 \mathrm{ft} \) and a height of \( 20 \mathrm{ft} \). What is its volume in cubic \( \mathrm{ft} \), to the nearest tenths place?
Solution
Step 1 :\text{Diameter: } D = 8\ \text{ft}
Step 2 :\text{Radius: } r = \frac{D}{2} = 4\ \text{ft}