Multiple Choice Questions on The sides of a triangle are in geometric progression with common ratio r lt 1 If the triangle is a r........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

The sides of a triangle are in geometric progression with common ratio r lt 1 If the triangle is a r...........

Quantitative Aptitude ( CCS) Geometry
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    The sides of a triangle are in geometric progression with common ratio r < 1. If the triangle is a right angled triangle, the square of common ratio is given by

    √5 + 1 /2

    Incorrect Answer

    √5 - 1 /2

    Correct Answer

    √3 + 1 /2

    Incorrect Answer

    √3 - 1 /2

    Incorrect Answer
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    Explanation:

    Let the sides of triangle be a/r, a, ar and since r <1.
    ∴ a/r  > a > ar
    Now, triangle is right angled.
    Using Pythagoras theorem.

    By: Amit Kumar
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