For the life of me, I can’t figure out how a - b = C
Can someone break the equation below for me in simple steps. How did they get to pie D^2 / 18 from A-B?
\pi \left(\frac{D}{2}\right)^2 = \frac{\pi D^2}{4}
Can you complete the rest?
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Great thanks! Think last night must have been rather late.