B(cone)=B(pyramid)=r²π
V(pyramid)=1/3 * B * H = 1/3 * r² π * 3 r ( 3 will cancel out )= r³ π
Answer: r³ π
Answer:
3, 6, 9, 12, 15
adding 3 each time
or
3, 9, 27, 81, 243
multiplying by 3 each time
Step-by-step explanation:
Mode 17,
Mean is 19.3
Median 18.