Draw a parallelogram ABCD on a graph paper with the coordinates given in Table I. Use this table to complete Tables II and III to get the coordinates of E,F,G,H, and J,K,L,M.

Draw parallelograms EFGH and JKLM on the same graph paper.

The following table gives the growth chart of a child.

Draw a line graph for the table and answer the questions that follow.

A) What is the height at the age of 5 years?

B) How much taller was the child at the age of 10 than at the age of 6?

C) Between which two consecutive periods did the child grow more faster?

The following is the time-distance graph of Sneha’s walking.

A) When does Sneha make the least progress? Explain your reasoning.

B) Find her average speed in km/hour.

Plot the points (2,4) and (4,2) on a graph paper, then draw a line segment joining these two points.

Extend the line segment on both sides to meet the coordinate axes. What are the coordinates of the points where this line meets the x-axis and the y-axis?

The following graph shows the change in temperature of a block of ice when heated. Use the graph to answer the following questions:

A) For how many seconds did the ice block have no change in temperature?

B) For how long was there a change in temperature?

C) After how many seconds of heating did the temperature become constant at 100°C?

D) What was the temperature after 25 seconds?

E) What will be the temperature after 1.5 minutes? Justify your answer.