Ncert-Maths-Coordinate Geometry-SET A Welcome to your Ncert-Maths-Coordinate Geometry-SET A 1. The arrangement of the areas of the triangles formed by the following points in ascending order is i) P(0,0), Q(4,0), R(0,3)ii) P(0,0), Q(5,0), R(0,2)iii) P(0,0), Q(0,5), R(6,0)iv) p(3,0), Q(0,6), R(0,0) ii,i,iii,iv ii,i,iv,iii i,ii,iii,iv iv,iii,ii,i None 2. Choose the correct alternative answer for the following question .What is the form of co -ordinate of a point on the X - axis ? (b,b) (a,a) (a,o) (o,b) None 3. The centroid and two vertices of a triangles are (4,-8), (-9,7), (1,4) then the area of the triangle is 111 sq.units 166.5 sq.units 55.5 sq.units 333 sq.units None 4. The perpendicular bisector of the line segment joining the point A ( 1,5 ) and B ( 4,6) cuts the Y axis at (13,0) (0,12) (0,-13) (0,13) None 5. In order to get the precise position of a rook in a chessboard how many independent elements of information is needed? 2 3 None 1 None 6. In △ABC, A(1,2);B(5,5),∠ACB=90º If area of△ABC is to be 6.5 sq. units, then the possible number of points for C is 0 4 1 2 None 7. If the coordinates of the two points are P(−2,3) and Q(-3,5) then(Abscissa of P)−(Abscissa of Q) is -2 -5 -1 1 None 8. If the area of the triangle formed by the line -y = 0, x + y = 0 and x - c = 0 is 16 units, c is 8 2 1 4 None 9. In order to give the precise seating plan of a classroom, how many elements of independent information is needed? 1 3 4 2 None 10. Choose the correct alternative answer for the following question .In which quadrant does the point (−4,−3) lie ? First Third Second Fourth None 11. Let A(ℎ,K), B(1,1), and C(2,1) be the vertices of a right- angled triangle with AC as its hypotenuse. If the area of the triangle is 1, then the set of values which k can take is given by {1, 3} {-3, 2} {-1, 3} {0, 2} None 12. If the distance of given point (α,β ) from each of two straight lines through the origin is d, then the value of (αy−βx)²is equal tod²(x²−y²) d²(x²+y²) d²(x²−y²) None d²(x +y) None 13. A line forms a triangle of area 54√3. sq-units with the coordinate axes. Then the equation of the line if the perpendicular drawn from the origin to the line makes an angle of 60º with the x-axis is X-√3y =18 X + √3y =18 X + √3y =-18 None X-√3y =18 None 14. In order to give the precise location of a point in a piece of paper, the no. of independent elements info. required are? 1 4 3 2 None 15. Fill in the blank using correct alternative.Out of the following, point ......... lies to the right of the origin on X- axis. (2,0) (0,2) (-2,0) (2,3) None 16. Which among the points P(−1,1),Q(3,−4),R(1,−1),S(−2,−3),T(4,4) lie in the fourth quadrant ? Q and R P and T only S P and R None 17. Let P and Q be points (4,4) and (9,6) of parabola y²=4a(x−b) If R be a point on the arc of the parabola between P and Q, such that the area of ΔPRQ is largest, then R is (2,2√2) (1/4 ,1) (1/4 ,4) (4 ,4) None 18. State in which quadrants each of the following point lie. (-3, -125) (3-1) ( − 7/ 8 , 2 /3 ) (-2,4) None 19. Area of the triangle formed by co-ordinate axes and the line x + y = 5 is 125/2 75/2 25/2 5/2 None 20. two medians drawn from the acute angles of a right angled triangle interect at the angle π/6 if thelength the hypotenuse of the triangle is 3 units then the area of the triangle is 3 2 √2 √3 None Time's up Please Share This Share this content Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Leave a Reply Cancel replyCommentEnter your name or username to commentEnter your email address to commentEnter your website URL (optional) Save my name, email, and website in this browser for the next time I comment.
