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Earn 100

Define coordinate system and explain the reference point in the coordinate system.

Important Questions on Cartesian Plane

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The foot of the perpendicular from P(-3,2) to the y-axis is M then, co-ordinates of M are
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Point Q-3,-4 lies in which quadrant ? 
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A0,0; B2,0; C0,-2 are the vertices of a _____ triangle.

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Two points having same abscissa, but different ordinates lie on _____
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The linear equation y=2x+3 cuts the y-axis at _____
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State ‘T’ for true and ‘F’ for false.
(i) Origin is the only point which lies on both the axes.
(ii) the point (2,-2) and point (-2,-2) lies in the same quadrant.
(iii) A point lies on y-axis at a distance 2 units from x-axes then it’s coordinates are (2,0).
(iv) Abscissa of a point is positive in I quadrant and also in II quadrant.
  (i) (ii) (iii) (iv)
(A) F T F T
(B) T F F F
(C) F T T F
(D) T F T F
MEDIUM

In which quadrant points lie A2, 3, B-3, 1, C-3, -3

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The difference between ordinates of R and Q is

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The locus of s of the centre of all circles of given radius 'r', in the same plane and passing through a fixed point is :
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The perpendicular distance of the point (-7,8) from the x-axis is _____
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The signs of the abscissa and ordinate of a point in the fourth quadrant respectively are ______.
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One set of ordered pair which belongs to a straight line represented by an equation y=2x-1 is ________.
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The area of the triangle formed by the points P(0,1),Q(0,5) and R(3,4) is _____.
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The value of ‘ x’ in the ordered pair (x,-8) if the ordinate of the pair is 4 more than the abscissa is ______.
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A flat surface which extends indefinitely in all directions is called ___________ .
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Plot the point x,y given in the following table on the plane, choosing suitable units of distance on the axis.

x -2 -1 0 1 3
y 8 7 -1.25 3 -1
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In the given figure, PQRS is a rhombus whose diagonal PR and QS are along coordinate axis and PR=12 units and QS=6 units. Now, ifT is a point which is 5 spaces right and 2 spaces above S. Find
(i) Sum of abscissae of P and T
(ii) sum of ordinates of Q,R and T
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  (i) (ii)
(A) -1 2
(B) 1 -2
(C) 1 2
(D) -1 -2


 

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2,1 is a point which belongs to the line ______.
MEDIUM

Match the following.

Column-I Column-II
(P) The area of OAB with O(0,0)A(4,0) and B(0,8) is (i) 14sq.units
(Q) The area of ABC with A(2,0),B(6,0) and C(4,6) is (ii) 16sq.units
(R) The area of OAB with O(0,0)A(7,0) and B(0,4) is (iii) 12sq.units


 

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The coordinates of a point on the x-axis of the form are ....