I think the surface area would be 148.31mm squared
See the attachment below
Thanks.

Are you trying to find x, or are you only suppose to translate it?
If you are trying to find x, you first multiply 2x on both sides
100 = 10(2x)
Divide 10 on both sides
10 = 2x
Divide 2 on both sides
5 = x
1.75
4 x 1.75 = 7 so that is the answer
Answer:
10, 50, 150
Step-by-step explanation:
i just did it lol.