SOLUTION: Find missing lenght. Surface area = 242.2 square inches one side is 6.4 other side is 4.7 other side is ?

Algebra ->  Surface-area -> SOLUTION: Find missing lenght. Surface area = 242.2 square inches one side is 6.4 other side is 4.7 other side is ?      Log On


   

Question 387656: Find missing lenght.
Surface area = 242.2 square inches
one side is 6.4
other side is 4.7
other side is ?
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
Let x be the 3rd side.
6.4*4.7x=242.2
30.08x=242.2
x=8.05"
.
Ed