
See Fig. and write the following:
I.The Coordinates of B.
II.The Coordinates 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.
The ordinate of the point H.
VI.The coordinates of the point L.
VII.The coordinates of the point M.
Answer
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Hint: Abscissa is the horizontal or the x-coordinate of a point in a two-dimensional system of Cartesian coordinates. It is the distance measured from the y-axis parallel to the x-axis, whereas ordinate is the y-coordinates of a point into a two-dimensional system of Cartesian coordinates. It is the distance measured from the x-axis parallel to the y-axis
The term coordinate represents the position of the given point along the line, arc, and so on, whereas the term ordinate represents the value of a coordinate on the y-axis.
In this question, to find the coordinates of the given points, find the abscissa and the ordinate of each point and then find their coordinates. The co-ordinates of every point is written as (abscissa,ordinate)
Complete step-by-step answer:
I.The Coordinates of B.
Observe point B, where
Abscissa= x-coordinate\[ = - 5\]
Ordinate =y-coordinate \[ = 2\]
Hence, Coordinate\[ = B\left( { - 5,2} \right)\]
II.The Coordinates of C.
Observe point C, where
Abscissa= x-coordinate\[ = 5\]
Ordinate =y-coordinate \[ = - 5\]
Hence, Coordinate\[ = C\left( {5, - 5} \right)\]
III.The point identified by the coordinates (-3,-5)
From the given coordinate \[\left( { - 3, - 5} \right) \to \left( {x,y} \right)\]
X-coordinate= Abscissa\[ = - 3\]
Y-coordinate= Ordinate \[ = - 5\]
Hence the point is E.
IV.The point identified by the coordinates (2,-4)
From the given coordinate \[\left( {2, - 4} \right) \to \left( {x,y} \right)\]
X-coordinate= Abscissa \[ = 2\]
Y-coordinate= Ordinate \[ = - 4\]
Hence the point is G
V.The abscissa of the point D
Abscissa= x-coordinate\[ = 6\]
Hence the abscissa of point D= 6
The ordinate of the point H
Ordinate= y-coordinate\[ = - 3\]
Hence the Abscissa of point H\[ = - 3\]
VI.The coordinates of the point L.
Observe the point L, where
Abscissa= x-coordinate\[ = 0\]
Ordinate =y-coordinate \[ = 5\]
Hence, Coordinate\[ = L\left( {0,5} \right)\]
VII.The coordinates of the point M
Observe the point M, where
Abscissa= x-coordinate\[ = - 3\]
Ordinate =y-coordinate \[ = 0\]
Hence, Coordinate\[ = M\left( { - 3,0} \right)\]
Note: One of the easy methods to find the coordinate of a point is by counting the interval from the origin on the x-axis and the y-axis, and the interval on which the point lies on the x-axis is abscissa, and the point on the y-axis is ordinate. In some cases, the scale of the interval is also considered.
The term coordinate represents the position of the given point along the line, arc, and so on, whereas the term ordinate represents the value of a coordinate on the y-axis.
In this question, to find the coordinates of the given points, find the abscissa and the ordinate of each point and then find their coordinates. The co-ordinates of every point is written as (abscissa,ordinate)
Complete step-by-step answer:
I.The Coordinates of B.
Observe point B, where
Abscissa= x-coordinate\[ = - 5\]
Ordinate =y-coordinate \[ = 2\]
Hence, Coordinate\[ = B\left( { - 5,2} \right)\]
II.The Coordinates of C.
Observe point C, where
Abscissa= x-coordinate\[ = 5\]
Ordinate =y-coordinate \[ = - 5\]
Hence, Coordinate\[ = C\left( {5, - 5} \right)\]
III.The point identified by the coordinates (-3,-5)
From the given coordinate \[\left( { - 3, - 5} \right) \to \left( {x,y} \right)\]
X-coordinate= Abscissa\[ = - 3\]
Y-coordinate= Ordinate \[ = - 5\]
Hence the point is E.
IV.The point identified by the coordinates (2,-4)
From the given coordinate \[\left( {2, - 4} \right) \to \left( {x,y} \right)\]
X-coordinate= Abscissa \[ = 2\]
Y-coordinate= Ordinate \[ = - 4\]
Hence the point is G
V.The abscissa of the point D
Abscissa= x-coordinate\[ = 6\]
Hence the abscissa of point D= 6
The ordinate of the point H
Ordinate= y-coordinate\[ = - 3\]
Hence the Abscissa of point H\[ = - 3\]
VI.The coordinates of the point L.
Observe the point L, where
Abscissa= x-coordinate\[ = 0\]
Ordinate =y-coordinate \[ = 5\]
Hence, Coordinate\[ = L\left( {0,5} \right)\]
VII.The coordinates of the point M
Observe the point M, where
Abscissa= x-coordinate\[ = - 3\]
Ordinate =y-coordinate \[ = 0\]
Hence, Coordinate\[ = M\left( { - 3,0} \right)\]
Note: One of the easy methods to find the coordinate of a point is by counting the interval from the origin on the x-axis and the y-axis, and the interval on which the point lies on the x-axis is abscissa, and the point on the y-axis is ordinate. In some cases, the scale of the interval is also considered.
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