If two lines are skew, then they never intersect. so, if ab and cd are skew, then they must be parallel. true or false

In the image, point a marks the center of the circle. which two lengths must form a ratio of 1 : 2? (options are in the images since thought they were harmful phrases)

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

45 was divided by a power of ten to get 4.5. what power of ten was it divided by? people 4.5