9th Maths 3.2
NCERT Class 9th solution of Exercise 3.1
NCERT Class 9th solution of Exercise 3.3
NCERT Class 9th Projects
Exercise 3.2
Q1. Write the answer of each of the following questions :
i) What is the name of horizontal and the vertical lines drawn to determine the position of any point in the Cartesian plane?
ii) What is the name of each part of the plane formed by these two lines?
iii) Write the name of each point where these two lines intersect.
Answer :
i) The x-axis and the y-axis.
ii) Quadrants.
iii) The Origin.
Q2. See the given figure and write the following :
i) The coordinate of B.
ii) The coordinate of C.
iii) The point identified by the coordinates (-3, -5).
iv) The point identified by the coordinates (2, -4).
v) The abscissa of the point D.
vi) The coordinate of the point H.
vii) The coordinates of the point L.
viii) The coordinates of the point M.
Answer :
i) The coordinates of BB are (-5,2).(−5,2).
ii) The coordinates of CC are (5,-5)(5,−5).
iii) The point identified by the coordinates (-3,-5)(−3,−5) is EE.
iv) The point identified by the coordinates (2,-4)(2,−4) is GG.
v) The abscissa of point DD is 66.
vi) The coordinates of the point HH is -3−3.
vii) The coordinates of the point LL is (0,5)(0,5).
viii) The coordinates of the point MM is (-3,0)(−3,0).
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