Gradient of a straight line. Grade 9

Introduction

Good day Grade 9s. Please click on the link below to watch a video about today's lesson which is based on gradient of a straight line.

https://youtu.be/bf_1ItXIqNs

Task

In this task you are required to view the link and answer the questions that follow. you need to complete the questions before 28 August 2021.

Name: .........

Grade: 9

Topic: Gradient of straight line.

Due date: 28 August 2021

Question 1. 

Look at the notes on the link below and answer the questions that follow.

https://www.google.com/url?sa=t&source=web&rct=j&url=https://www.mathcentre.ac.uk/resources/uploaded/mc-ty-strtlines-2009-1.pdf&ved=2ahUKEwjNqIPAhNTyAhXNesAKHdOzBMMQFnoECAMQBg&usg=AOvVaw0mRqwQnhQ3swq_BbwWaWzy

1. Find the gradient of the lines described below. 

1.1 Passing through (4;6) and (8;26)  [×3]

1.2 Passing through (1;1) and (4; -8)  [×3]

1.3 Passing through (3;4) and (5;4)    [×3]

1.4 Passing through (0;2) and (4; 0)   [×3]

1.5 Passing through (-2; 3) and (2; -5). [×3]

Marks: [15]

Process

Below are the links that will broaden your knowledge about gradient of a straight line.

1. This link is about how to find a gradient. https://youtu.be/zVSq5b3PPfY

2. This link is about how to find a slope and y-intercept. https://youtu.be/4n5NRwr6eXQ

3. This link is about how to graph a straight line. https://youtu.be/rWC25CybfUA

Evaluation

You will be marked according to the following rubric. 

Question 1. 

3×5 = 15 Mark's.

Conclusion

The task given is based on the introduction on how a gradient of straight is found and therefore leading to how an equation of a straight is also found. Good luck and enjoy the lesson. 

Credits
Teacher Page

If you have any queries. Please contact: 

Mr A Mondi ( SP/FET teacher )

Mathematics.

Email: aphiweaplar101@gmail.com