ECAT Pre General Science MCQ Test With Answer for Mathematics Chapter 20

Question # 1

If the points (a,b), (x,y) and (a-x, b-y) are collinear, then ay =

bx A
b-y B
a-x C
x D

Question # 2

The points (-1,3), (3,0) are the vertices of:

Right-angled triangle A
Isosceles triangle B
Equilateral triangle C
square D

Question # 3

The distance between the parallel lines 3x - 4y + 3 =0 and 3x -4y + 7 = 0 is:

2/3 A
9/13 B
4/5 C
7/12 D

Question # 4

Three points (-2,2) (8,-2) and (-4,3) are vertices of a :

Isosceles triangle A
right-angled triangle B
Equilateral trainagle C
Rectangle D

Question # 5

If a point (p,q) is equidistant from the points (5,3) and (-2,-4), then p+ q =

-1 A
1 B
3 C
-3 D

Question # 6

The equation of the line through (-8, 5) having slope undefined is:

y + 8 = 0 A
y = 8 B
y = x + 8 C
x + 8 = 0 D

Question # 7

The two vertices of a triangle are (-2,4)and (5,4). If its centroid is (5,6), then third vertex is:

(-10,12) A
(12,-10) B
(12,10) C
(10,12) D

Question # 8

The slope of the line from B (2,-3) through A (0,3) is:

-3 A
1/3 B
0 C
undefined D

Question # 9

If points (-1 , h), (3,2) and (7,3) are collinear then h=

3 A
4 B
0 C
None of these D

Question # 10

The two lines 5x + 7y = 35 and 3x -7y=21, intersect at the point:

(7,5) A
(1,2) B
(2,7) C
(7,0) D

Question # 11

If the line is parallel to they y-axis, then m is said to be:

zero A
undefined B
1/2 C
-1 D

Question # 12

If points A (6,-1), B ( 1,3) and C (x,8) are such that AB=BC, then x =

3,5 A
-3,5 B
3,-5 C
-3,-5 D

Question # 13

Shifting origin to (-4,-6), the new coordinates of (-6,-8) are:

(-1,2) A
(-2,-2) B
(1,-2) C
(3.-2) D

Question # 14

The distance of a point (x cosθ , x sinθ ) from origin is:

x A
x tanθ B
-tanθ C
-cotθ D

Question # 15

Shifting origin to (1,-2), the new coordinates of (4,5) are:

(3,7) A
(5,3) B
(-3,7) C
(3,-7) D

Question # 16

In 𝜟ABC the mid points of AB and AC are (3,5) and -3,-1) respectively, then the length of the side BC is:

15 A
10 B
30 C
20 D

Question # 17

The cartesian system of coordinates was introduced by:

Eulaer A
Euclid B
Descrates C
Maclream D

Question # 18

The length of perpendicular from (3,1) to the line 4x + 3y +20 = 0 is:

7 A
5 B
11 C
12 D

Question # 19

If points (5 , 5), (10 , x) and (-5 , 1) are collinear, x =

5 A
3 B
9 C
7 D

Question # 20

Axes remain parallel to the old axes, in:

Translating of axes A
rotation of axes B
Translation and rotation of axes C
None of these D

Question # 21

The points (5,2),(-2,3),(-3,-4) and (4,-5) are the vertices of:

rhombus A
Parallelogram B
rectangle C
square D

Question # 22

In translation of axes,________is shifted to another point in the plane.

a-axis A
y-axis B
origin C
Point D

Question # 23

The points (a ,0),(0,b) and (3a , -2b) are:

Collinear A
Vertices of isosceles triangle B
corner of a right-angled triangle C
None of these D

Question # 24

x-axis divides the line segment joining points (2,-3) and (5,6) in the ratio:

2 : 1 A
-2 : 1 B
1 : 2 C
-1 : 2 D

Question # 25

The distance from the point P(3,4) to the line y = 2x - 3 is:

√5 A
√3 B
2√3 C
1/√5 D

Question # 26

Bisectors of angles of a triangle are:

Collinear A
Concurrent B
Perpendicular C
zero D

Question # 27

The points (0,-1), (2,1),(0,3) and (-2,1) are the corner of:

Square A
rhombus B
Parallelogram C
rectangel D

Question # 28

If (x,y) are the coordinates of a point P, then the first number of the ordered pair is called:

Ordinate A
Abscissa B
quadrant C
Cartesian D

Question # 29

The medians of a triangle are:

Collinear A
Concurrent B
Perpendicular C
zero D

Question # 30

The points A, B and C are said to be collinear if they:

be on same line A
have same slope B
Lie on a same plane C
options a & b D

Sr.#	Question	Answer
1	Shifting origin to (-3,2), the new coordinate of (-2,6) are:	A. (1,4) B. (2,4) C. (-1,3) D. (-1,4)
2	Shifting origin to (-4,-6), the new coordinates of (-6,-8) are:	A. (-1,2) B. (-2,-2) C. (1,-2) D. (3.-2)
3	Axes remain parallel to the old axes, in:	A. Translating of axes B. rotation of axes C. Translation and rotation of axes D. None of these
4	Three points (-2,2) (8,-2) and (-4,3) are vertices of a :	A. Isosceles triangle B. right-angled triangle C. Equilateral trainagle D. Rectangle
5	The two lines x + y = 0 and 2x - y + 3 = 0 intersect at the point:	A. (-1,1) B. (2,3) C. (1,3) D. (-1,2)
6	The points A, B and C are said to be collinear if they:	A. be on same line B. have same slope C. Lie on a same plane D. options a & b
7	The distance between the parallel lines 3x - 4y + 3 =0 and 3x -4y + 7 = 0 is:	A. 2/3 B. 9/13 C. 4/5 D. 7/12
8	The length of perpendicular from (3,1) to the line 4x + 3y +20 = 0 is:	A. 7 B. 5 C. 11 D. 12
9	The in-centre of triangle whose vertices are (0,0), (5,12) and (16,12) is:	A. (9,7) B. (2,7) C. (9,2) D. (7,9)
10	The cartesian system of coordinates was introduced by:	A. Eulaer B. Euclid C. Descrates D. Maclream

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