Question

What is the exterior surface area of the light fixture?

Answer 1

Surface area is always exterior?

Answer 2

Do you know the formula for surface area of cylinder?

use that and divide it by 2.

Answer 3

so i did that and got 254.34, is that correct because it's not matching up with any of the answer options which are :
45π in2
54π in2
108π in2
180π in2

Answer 4

do a thing, dont solve the pi thing.
in your calc, solve withoutpi

Answer 5

i got the answer of 45 but would it still be correct even if i don't use pi?

Answer 6

but in the options as u can see there's a "pi" already,

Answer 7

Oh, you're right, silly me, thanks!

Answer 8

No worries. ;)