A ray is noted by which symbol

this may not be at all, but i use the same website you're using for school, and if i'm stuck doing one of these i try to look for it on the section.

b

step-by-step explanation:

step-by-step explanation:

let pq = qr = rs = x, and xz = y and zu = z.

if the horizontal lines are parallel, then corresponding segments are in proportion:

substitute:

therefore 3 = y = z.

xu = y + z → xu = 3 + 3 = 6

the answer to this is 4340

hope this if needed hmu