MathematicsTrigonometry (NTSE Stage1 (StateLevel) ScholasticAptitude & Language Comprehension): Questions 38  42 of 51
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Question number: 38
» Mathematics » Trigonometry
Question
If cot , then the value of sin A x cos A is
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Question number: 39
» Mathematics » Trigonometry
Question
is a right angled at Q. If X and Y are the midpoints of the sides PQ and QR respectively, then which one of the following is correct?
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Question number: 40
» Mathematics » Trigonometry
Question
If a flagstaff of 6 m high placed on the top of a tower throws a shadow of along the ground, then the angle that the Sun makes with the ground, is
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Question number: 41
» Mathematics » Trigonometry
Question
From the top of a pillar of height the angles of elevation and depression of the top and bottom of another pillar are and , respectively. The height of the second pillar (in m) is:
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Question number: 42
» Mathematics » Trigonometry
Question
If the midpoints of the sides of a triangle are and , the coordinates of the centroid of the triangle is
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