Question

Fan and Medal Which expression is equivalent to the area of metal sheet required to make this square-shaped traffic sign?

A square shaped traffic sign is shown with length of one side labeled as 8x minus 2.


16x2 − 4
64x2 + 4
64x2 − 16x + 4
64x2 − 32x + 4

Answer 1

It is square, so the sides are all the same , and the area is the (side)^2

Answer 2

(8x-2)^2

Answer 3

would it be a???

Answer 4

or would you square the eight to 64

Answer 5

No

you have to expand out (8x-2)*(8x - 2)

Answer 6

so it would be d

Answer 7

(8x)^2 - 2*8x - 2*8x + 2*2

Answer 8

i got it now thanks

Answer 9

yep, welcome