9 Linear Equations Lessonplan Hema

# June

## Instructional objectives

• Revise concept of a linear equations
• Graphical representation of a straight line.
• Interpret graphs of linear equation.
• Standard form of linear equation, y=mx +c
• Concept of gradient and ‘y’ intercept.
• Finding out equation of a line by analyzing the graphs.
• Finding the length of a straight line.
• Finding the mid- point of a straight line.

## Learning objectives/Teaching process

• Draw a line from its equation by drawing a table and plotting points
• Find the gradient, x intercept and y –intercept from the equation of a line
• Calculate the gradient of a line from its graph
• Find the equation of a line if you know its gradient and y intercept
• Find the equation of a vertical or horizontal line
• Calculate the gradient of a line from the co-ordinates of two points on the line
• Find length of a line segment and co-ordinates of its midpoint

## Assignments:

- Worksheets on the above referred concepts to be provided.( Copies shall be enclosed as and when prepared)
- Modified worksheets for special needs students shall be provided( Copies shall be enclosed)