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The sides of a right-angled triangle are x, x + 7 and x… | StemPy Lab

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The sides of a right-angled triangle are x, x + 7 and x + 8 centimetres, the last being the longest. What is x?

MathematicsMediumHigh School (9–10)GeneralAlgebra › Quadratic Equations

Created by StemPy Lab

The sides of a right-angled triangle are $x$ , $x + 7$ and $x + 8$ centimetres, the last being the longest. What is $x$ ?

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← The graph of y = kx² - 8x + 4 meets the x-axis at exactly one point. Find k.The equation ax² + bx + c = 0, with a ≠ 0, has two equal roots. Which must be true? →

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