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Introduction To Graphs

Locate the points P (3,4), Q (1,0), R (0,4), S (4,1) on a graph sheet
and write the coordinates of the point of intersection of line segments
PQ and RS.

04/11/2024

Mathematics

8th

Introduction To Graphs

Locate the points A(1,2), B (3,4) and C (5,2) on a graph sheet taking
suitable axes. Write the coordinates of the fourth point D to complete
the rhombus ABCD. Measure the diagonals of this rhombus and
find whether they are equal or not.

04/11/2024

Mathematics

8th

Introduction To Graphs

Locate the points A (1,2), B (4,2) and C (1,4) on a graph sheet taking
suitable axes. Write the coordinates of the fourth point D to complete
the rectangle ABCD.

04/11/2024

Mathematics

8th

Introduction To Graphs

Plot a line graph for the variables p and q where p is two times q i.e,
the equation is p = 2q. Then find.
(a) the value of p when q = 3
(b) the value of q when p = 8

04/11/2024

Mathematics

8th

Introduction To Graphs

Draw a graph for the radius and circumference of circle using a
suitable scale.
(Hint : Take radius = 7, 14, 21 units and so on)
From the graph,
(a) Find the circumference of the circle when radius is 42 units.
(b) At what radius will the circumference of the circle be 220 units?

04/11/2024

Mathematics

8th

Introduction To Graphs

The cost of a note book is Rs 10. Draw a graph after making a table
showing cost of 2, 3, 4, …. note books. Use it to find
(a) the cost of 7 notebooks.
(b) The number of note books that can be purchased with Rs 50.

04/11/2024

Mathematics

8th

Introduction To Graphs

If y–coordinate is 3 times x -coordinate, form a table for it and draw a graph.

04/11/2024

Mathematics

8th

Introduction To Graphs

Plot the given points on a graph sheet and check if the points lie on
a straight line. If not, name the shape they form when joined in the
given order.
(a) (1, 2), (2, 4), (3, 6), (4, 8).
(b) (1, 1), (1, 2), (2, 1), (2, 2).
(c) (4, 2), (2, 4), (3, 3), (5, 4).

04/11/2024

Mathematics

8th

Introduction To Graphs

Match the ordinates of the points given in Column A with the items mentioned in Column B.
Column A Column B
(a) (7, 0) (i) The ordinate is double the abscissa.
(b) (11, 11) (ii) The ordinate is zero.
(c) (4, 8) (iii) The ordinate is equal to the abscissa.
(d) (6, 2) (iv) The abscissa is double the ordinate.
(e) (0, 9) (v) The abscissa is triple the ordinate.
(f) (6, 3) (vi) The abscissa is zero.

04/11/2024

Mathematics

8th

Introduction To Graphs

Match the coordinates given in Column A with the items mentioned in Column B.
Column A Column B
(1) (0, 5) (a) y coordinate is 2 × x – coordinate + 1.
(2) (2, 3) (b) Coordinates of origin.
(3) (4, 8) (c) Only y–coordinate is zero.
(4) (3, 7) (d) The distance from x –axis is 5.
(5) (0, 0) (e) y coordinate is double of x –coordinate.
(6) (5, 0) (f) The distance from y–axis is 2.

04/11/2024

Mathematics

8th