Point I is on line segment \overline{HJ} HJ
. Given IJ=3x+3,IJ=3x+3, HI=3x-1,HI=3x−1, and HJ=3x+8,HJ=3x+8, determine the numerical length of \overline{HJ}.
HJ
.

15 points ! ~ see if you know the answer to both you!

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The surface area of the triangular prism is .