# Mathematics-Trigonometry (NTSE Stage-1 (State-Level) Scholastic-Aptitude & Language Comprehension): Questions 38 - 42 of 51

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## Question number: 38

» Mathematics » Trigonometry

MCQ▾

### Question

If cot , then the value of sin A x cos A is

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Choice (4) Response

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## Question number: 39

» Mathematics » Trigonometry

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### Question

is a right angled at Q. If X and Y are the mid-points of the sides PQ and QR respectively, then which one of the following is correct?

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## Question number: 40

» Mathematics » Trigonometry

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### 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

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### 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

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### Question

If the mid-points of the sides of a triangle are and , the coordinates of the centroid of the triangle is

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Choice (4) Response

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