Finding the Equation of a Straight Line

The lecture covers the general equation of a straight line, explaining the significance of the gradient and y-intercept. It discusses different equation forms and provides examples of calculating gradients and finding line equations. A complex example involving midpoints and line lengths is also explored, concluding with a summary and assessment preparation.

Describe the process of finding the equation of a line given two points.

What is the formula for the midpoint between two points?

How can Pythagoras' theorem be applied to find the length of a line segment?