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The perimeter of an isosceles triangle is 42 cm and the ratio of the equal sides to its base is 3:4. The area of the triangle is |
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Answer» Answer: Step-by-step EXPLANATION: Let the numbers be 3X, 4X and 4x 3x+4x+4x=42cm 12x+42 x=42/12=3.5 3x=10.5 4x=14 A=½[√(a² − b² ⁄4) × b] |
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