Straight lines

Question 1 of 10

Find the point of intersection of y = 2x + 1 and x + y = 7.

Question 2 of 10

Find the midpoint of the line joining (2, 6) and (8, −2).

Question 3 of 10

The acute angle between y = x and y = √3 x is

Question 4 of 10

The angle a line of gradient 1 makes with the positive x-axis is

Question 5 of 10

The distance between (1, 2) and (4, 6) is

Question 6 of 10

The midpoint of (2, 5) and (6, 1) is

Question 7 of 10

Find the equation of the line through (1, 1) and (3, 7).

Question 8 of 10

The line 2x + 3y = 6 cuts the y-axis at

Question 9 of 10

Find the distance between (1, 1) and (4, 5).

Question 10 of 10

What is the gradient of a line perpendicular to y = 2x + 1?