How to Create a Safe and Inclusive Learning Environment for LGBTQIA+ Students

# Grade 8 Mathematics Module: “Writing Proofs (Direct and Indirect)”

This Self-Learning Module (SLM) is prepared so that you, our dear learners, can continue your studies and learn while at home. Activities, questions, directions, exercises, and discussions are carefully stated for you to understand each lesson.

Each SLM is composed of different parts. Each part shall guide you step-by-step as you discover and understand the lesson prepared for you.

Pre-tests are provided to measure your prior knowledge on lessons in each SLM. This will tell you if you need to proceed on completing this module or if you need to ask your facilitator or your teacher’s assistance for better understanding of the lesson. At the end of each module, you need to answer the post-test to self-check your learning. Answer keys are provided for each activity and test. We trust that you will be honest in using these.

Please use this module with care. Do not put unnecessary marks on any part of this SLM. Use a separate sheet of paper in answering the exercises and tests. And read the instructions carefully before performing each task.

If you have any questions in using this SLM or any difficulty in answering the tasks in this module, do not hesitate to consult your teacher or facilitator.

In this module, you will be acquainted with the different ways in writing proofs which will help sharpen your ability to provide logical reasoning about a phenomenon or a situation. The scope of this module enables you to use it in many different learning situations. The lesson is arranged to follow the standard sequence of the course. But the order in which you read them can be changed to correspond with the textbook you are now using.

This module contains:

• Lesson 1- Writing Direct Proof and Indirect Proof

After going through this module, you are expected to:

1. define direct proof and indirect proof;

2. differentiate a direct proof from an indirect proof; and

3. write direct proof and indirect proof.

## Grade 8 Mathematics Quarter 2 Self-Learning Module: “Writing Proofs (Direct and Indirect)”

math8_q2_mod14_WritingProofs_v2

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