8. A welder is making a metal sphere. The radius will be 115 cm. What is the surface area of the metal​ sphere? Use 3.14 for π. 9. Thirty percent of the metal sphere will be covered in a metal that is tinted red. What is the area of the section of the sphere that is tinted​ red?

please help :))

ok then what happened.

answer: the answer is b. i think hope i got it correct

step-by-step explanation:

i will u if u answer my question in math

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