hamilclips1748
23.05.2021 •
Mathematics
he perimeter of a triangle is 240 feet. The second side is twice as long as the first side. The third side is 40 feet more than the first side. Find the measure of the first side. *
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Ответ:
66 2/3
Step-by-step explanation:
Let x be the length of the first side
Length of first side: x
Length of second side: 2x
Length of third side: x + 40
x + 2x + x + 40 = 240
3x = 240-40
3x = 200
x = 200/3
x = 66 2/3 (this is a mixed fraction)
Ответ:
9.090991e+100
Step-by-step explanation: