Jim has gotten scores of 93 and 63 on his first two tests. what score must he get on his third test to keep an
average of 80 or greater?

84

Step-by-step explanation:

93+63=156 then you need to do 80*3 which is 240. Then you do 240-156 which equels to 84.

cosine

step-by-step explanation:

"image"

step-by-step explanation:

in most of these problems, the notation is that the point with a "prime" is the image of the point without. that is, b' is the image of b.

here, there is no dilation or reflection. there is simply translation (with no direction shown). which figure you call the "preimage" and which one you call the "image" is up to you. as a matter of convention, the naming is as described above.