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The legs of a right triangle are (x) cm and (x+30) cm and the hypotenuse is (150) cm. What is the smaller leg?
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Answer and explanation
Correct answer: (90) cm
By Pythagoras, (x^2+(x+30)^2=150^2), giving (x=90). Form the equation by taking the hypotenuse as the largest side.
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What is the correct answer to this question?
(90) cm
Why is this the correct answer?
By Pythagoras, (x^2+(x+30)^2=150^2), giving (x=90). Form the equation by taking the hypotenuse as the largest side.
Which subject and chapter does this question cover?
This is a Class 10 Mathematics question. Chapter: Quadratic Equations. Topic: Word Problems and Applications.
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