suppose the three sides are 2x, 6x, and 7x in length.
2x+6x+7x+195
15x=195
x=195/15=13
the longest side is 7*13=91 meters
Step-by-step explanation:
(2+6+9+3+7+3):10=3
57-56+57+90-147+5=6
Answer:
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