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ECAT Mathematics Chapter 20 Analytic Geometry Online Test MCQs With Answers
Question # 1
The st. lines whose direction cosines satisfy al + bm + cn = 0, fmn + gnl + hlm=0 are perpendicular if
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Question # 2
The coordinates of the point that divides the join of A(-6,3) and B(5, -2) in the ratio 2:3 internally
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Question # 3
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0
1
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Question # 4
The distance of the point (-2 , 3) from y-axis is
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2
-2
3
1
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Question # 5
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Question # 6
The point of concurrency of the angle bisectors of a triangle is called
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incentre
circumcentre
e-centre
centroid
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Question # 7
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Question # 8
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x-axis
y-axis
z-axis
None of these
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Question # 9
The exterior angle of the interior angle C of he quadrilateral whose vertices are A(5,2),B(-2,3),C(-3,-4),D(4,-5) is
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30°
60°
45°
90°
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Question # 10
If origin is the mid point of (a, -3) and (-5, b) then
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a = -5 , b = -3
a = 5 , b =3
a = -5 , b = 3
a = 5 , b = -3
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Question # 11
The mid point of the line segment joining the points (4,0) and (0,4) is
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(4,4)
(2,2)
(-4,-4)
(-2,-2)
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Question # 12
The inclination of a line parallel to y-axis is
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Question # 13
The center of the sphore which passes thro' (a, 0, 0), (0, b, 0), (0, 0, c) and (0, 0, 0) is
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Question # 14
The points A(3,1),B(-2,-3),C(2,2) are vertices of an (an)
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Right triangle
Equilateral triangle
Isosceles triangle
Scalene triangle
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Question # 15
(-28,12) divides the join of A(-6,3) and B(5,-2) in ratio
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1:2
3:2
2:3
2:1
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Question # 16
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a
2a
3a
4a
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Question # 17
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Question # 18
The distance of the point (2,3) from y-axis is
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2
3
5
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Question # 19
Area of the triangle whose vertices are (2,3),(0,1),(0,0) is
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6
2
4
1
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