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