Question

What is the surface area of a cube with faces that each have an area of 14 cm2?

A.
56 cm2

B.
84 cm2

C.
112 cm2

D.
196 cm2
@Nikkiwalker22

Answer 1

how do you find surface area?

Answer 2

base area + face side area?

Answer 3

right?

Answer 4

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good

Answer 5

in short: A=6a2

Answer 6

so, what do you do now?

Answer 7

6 x area x 2?

Answer 8

6*14cm^2?

Answer 9

oops

Answer 10

ok

Answer 11

the surface area of a cube is the area of the six squares that cover it. The area of one of them is a*a, or a 2 . Since these are all the same, you can multiply one of them by six, so the surface area of a cube is 6 times one of the sides squared.

Answer 12

idk for sure

Answer 13

so it's squared not multiplied by 2

Answer 14

so 6 x area x area

Answer 15

qhich oen you think it is i known this one

Answer 16

which one do you thin k its is

Answer 17

what is 14 times 6?

Answer 18

84

Answer 19

-.- its b

Answer 20

good, so your answer would be 85cm^2

Answer 21

:) hoped that helped!

Answer 22

84

Answer 23

ya, sorry that's what i meatn

Answer 24

:p