<PRE><B>Question 65769</B>
THE TRIANGLE FORMED IS 7M FOR THE HYPOTENUSE, .03M (3CM)FOR ONE SIDE AND X FOR THE UNKNOWN SIDE.
7^2=.03^2+X^2
49=.0009+X^2
X^2=49-.0009
X^2=48.9991
X=SQRT48.9991
X=6.9994 METERS LONG
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IF THESE FIGURES ARE CORRECT 7M &amp; 3CM. YOU HAVE NO ROOM TO INSTALL THE INSULATION.
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HAPPY NEW YEARS 
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