The equation of the line which passes through (0,0) and (1,1) is __________

If a person moves either 1 unit in the direction of positive x-axis or 1 unit in the direction of positive y-axis per step, then the number of steps he requires to reach (10,12) starting from the origin (0,0) is ________

The y-coordinate of the point of intersection of the line y =3x + 4 with x =3 is _______

Find the quadrant in which the following points lie:

(i) (5, 10);

(ii) (−8, 9);

(iii) (−800, −3000);

(iv) (8, −100).

Match the following: