Given the sequence rn defined recursively below, find r4.
r1=−1=rn=rn−1+n−1

Which statements regarding the diagram are true? check all that apply.

Which statement best explains why ben uses the width hi to create the arc at j from point k

What is the volume of the cone to the nearest cubic millimeter? (use π  = 3.14) a) 46 mm3 b) 128 mm3 c) 183 mm3 d) 275 mm3 diameter = 5 mm height = 7 mm how do you do this problem step by step?