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# SSC CGL Quantitative Aptitude : 17th February 2020 for Trigonometry and Height & Distance

Q1. Angles of elevation of top of a tower having base O, from three collinear points A, B and C, on a line leading to the foot of the tower, are 30°, 45° & 60° respectively. Then ratio AB : BC is

Q2.

(a) –1
(b) 1
(c) xy + yz + zx
(d) None of these

Q3. Given below are respectively base and hypotenuse of four right angle triangles :
are respectively angle included between them. What are the increasing order of these values.

Choose the code among follow:
(a)4-1-2-3
(b) 1-4-3-2
(c) 3-1-2-4
(d) 3-1-4-2

Q4. Consider the following statements about the expression

Among above statement which is/are true?

(a) only 1
(b) only 2
(c) Both 1 and 2
(d) Neither 1 nor 2

Q5.

#### SSC CGL 2019-20 | SSC CGL Maths Preparation | Trigonometry

Q6. If a is equal to

Q7. The horizontal distance between two towers is 60 m. The angular elevation of the top of the taller tower as seen from the top of the shorter one is If the height of the taller tower is 150 m, the height of the shorter one, approximately, is

(a) 116 m
(b) 216 m
(c) 200 m
(d) None of these

Q8. If 4sin2θ – 3 = 0 and θ is acute, then what is the value of (cot2θ + tan2θ)?
(a) 2
(b) 0
(c) 10/3
(d) 6

Q9.
and θ is acute, then what is the value (in degrees) of θ ?

(a) 30
(b) 45
(c) 60
(d) 90

Q10. If then what is the value of sin100 θ + cosec100 θ?
(a) -1
(b) 0
(c) 1
(d) 2

Solutions:

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