Asked by majid
1. The sides of a triangle, in centimetres, are given by 3n-4, 3n+9, 4n+5. Draw a diagram to show the information. If the perimeter of the triangle is 114 cm, find the length of each side.
Answers
Answered by
Steve
well, the perimeter is the sum of the sides, so
3n-4 + 3n+9 + 4n+5 = 114
10n = 104
Now it's easy to find n, and then figure the actual side lengths.
3n-4 + 3n+9 + 4n+5 = 114
10n = 104
Now it's easy to find n, and then figure the actual side lengths.
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