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The angle of elevation of an …

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The angle of elevation of an aeroplane from a point on the ground is 45degree after flying for 15 seconds the angle of elevation changes to 30degree. If the aeroplane is flying at the constant height of 2500meters, find the average speed of the aeroplane?

    • Posted by Nadeem Mohammad 6 years, 3 months ago

    CBSE > Class 10 > Mathematics
    • 2 answers

    Viswajeet Sharma 6 years, 3 months ago

    With 166.7(√3-1) m/s .. approx

    1Thank You

    Viswajeet Sharma 6 years, 3 months ago

    166.7(√3-1)

    1Thank You

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