Suppose that circles A and B have a central angle measuring 100°. Additionally, the measure of the sector for circle A is 1071 m²
and for circle B is 407 m²
If the radius of circle A is 6 m, what is the radius of circle B?
10 m
12 m
16 m

Np4=12np2 with clear explanation.

An an average person has 6×10 by the power of two as many red blood cells as white blood cells a small sample of the blood has 7×10 by the power of three white blood cells about how many red blood cells are in the sample

Abby is preparing fruit punch for her party. she starts with a bowl filled with liquid that has 1/2 fruit juice and 1/2 sprite, but she decides it's too fruity. so she pours out 1/4 of the liquid, and then fills the bowl up again with sprite. what fraction of the punch is now sprite?