Ncert-Maths-Coordinate Geometry-SET A Welcome to your Ncert-Maths-Coordinate Geometry-SET A 1. If the area of the triangle formed by the line -y = 0, x + y = 0 and x - c = 0 is 16 units, c is 4 1 8 2 None 2. 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 √3 2 None 3. 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 only S P and T P and R None 4. 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) None d²(x +y) d²(x²+y²) d²(x²−y²) None 5. In order to give the precise seating plan of a classroom, how many elements of independent information is needed? 3 2 4 1 None 6. If the coordinates of the two points are P(−2,3) and Q(-3,5) then(Abscissa of P)−(Abscissa of Q) is 1 -2 -5 -1 None 7. Choose the correct alternative answer for the following question .What is the form of co -ordinate of a point on the X - axis ? (o,b) (a,o) (b,b) (a,a) None 8. 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 None X + √3y =-18 X-√3y =18 None 9. 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 (1/4 ,1) (1/4 ,4) (4 ,4) (2,2√2) None 10. Fill in the blank using correct alternative.Out of the following, point ......... lies to the right of the origin on X- axis. (2,3) (-2,0) (0,2) (2,0) None 11. State in which quadrants each of the following point lie. (-2,4) (-3, -125) (3-1) ( − 7/ 8 , 2 /3 ) None 12. In order to give the precise location of a point in a piece of paper, the no. of independent elements info. required are? 4 1 3 2 None 13. In order to get the precise position of a rook in a chessboard how many independent elements of information is needed? 1 3 2 None None 14. 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 15. Choose the correct alternative answer for the following question .In which quadrant does the point (−4,−3) lie ? Fourth Second First Third None 16. Area of the triangle formed by co-ordinate axes and the line x + y = 5 is 5/2 75/2 125/2 25/2 None 17. The perpendicular bisector of the line segment joining the point A ( 1,5 ) and B ( 4,6) cuts the Y axis at (0,12) (0,13) (13,0) (0,-13) None 18. 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) i,ii,iii,iv ii,i,iv,iii iv,iii,ii,i ii,i,iii,iv None 19. The centroid and two vertices of a triangles are (4,-8), (-9,7), (1,4) then the area of the triangle is 333 sq.units 55.5 sq.units 111 sq.units 166.5 sq.units None 20. 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 2 0 4 1 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.
