Find the area of the surface generated when the given curve is revolved about the given axis. yequals7 plus StartRoot 49 minus x squared EndRoot between the points (7,7) and (StartFraction StartRoot 195 EndRoot Over 2 EndFraction comma StartFraction 15 Over 2 EndFraction ); about the y-axis

PLEASE HELP ME I WILL GIVE BRAINLIEST WILL HELP ME PLEASE HELP "A phone sells for $137.99. It is now on sale for 1/10 off the original price. Tom has a coupon for an extra 5% off the sale price. To the nearest dollar, how much less that the original price will Tom pay for the phone."

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.