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Question

a quadrilateral with angles that mesure: 10x-25, 10x, 3x to the second power, and 2x to the second power. solve for x.
14 years ago

Answers

Reiny
Don't the four angles in a quadrilateral add up to 360° ?
so solve
10x-25 + 10x + 3x^2 + 2x = 360
14 years ago

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