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The perimeter of a triangle is 8+13a+7a2 and two of its sides are 2a2 +3a+ 2 and 3a2 – 4a-1.Find the third side of the triangle. |
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Answer» Step-by-step EXPLANATION: The perimeter of a triangle is 8+13a+7a2 two of its sides are 2a2 +3a+ 2 and 3a2 – 4A-1. Two sides of triangle are given, LET the non given side be x Perimeter of triangle = sum of all sides (2a2 +3a+ 2) + (3a2 – 4a-1) + x = 8+13a+7a2 (4a +3a + 2) +(6a - 4a - 1) + x =8+13a+14a x = 7 + 18a Third side of triangle is 7 + 18a |
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