# Types of Angles (Primary 5)

Last Updated on July 15, 2020 by Alabi M. S.

MATHEMATICS

SMASE – ASEI PDSI METHOD

THIRD TERM

WEEK 4

PRIMARY 5

TOPIC: Angle

LEARNING AREA

Lesson One – Types of Angles

Lesson Two – Measuring and drawing angles

Lesson Three – Complementary and supplementary angles

Lesson Four – Sum of angles in a triangle

Lesson Five – Revision, Quantitative and Test

TIME – 40 Minutes each.

LEARNING OUTCOME

By the end of the lesson, pupils should be able to:

1. Identifying parallel and perpendicular lines.

2. Measuring and drawing angles, using the protractor.

3. Identifying complementary and supplementary angles.

4. Telling direction accurately, using angles.

RATIONALE

Angles are the space between two or more line that meet. If two lines meet (or intersect) at a point, then an angle is formed. The point of intersection of the lines is called the vertex. A protractor is used to measure angles.

Angles are used in daily life. Angles are used for designs, roads, buildings and sporting facilities by engineers and architects. Carpenter used to make chairs and tables. In this lesson, the pupils understand and appreciate the usefulness of angles in life.

LEARNING MATERIALS

The teacher will teach the lesson with the aid of:

Mathematical set

Board

Board protractor and Ruler

Graph sheets.

PREVIOUS KNOWLEDGE

The pupils are amazing. Some of them are on the path of becoming an artist, engineers, architect, etc. This is what most of them do after the school hours and holidays. The concept of angels will expose them to reality of the work are they currently learning.

REFERENCE MATERIALS

9 – Years Basic Education Curriculum

Lagos State Scheme of work

New Method Mathematics Book 6

All Relevant Materials

Online Materials – MathsTeacher.com

### ASEI PDSI LESSON NOTES

LESSON DEVELOPMENT 1 – TYPES OF ANGLES docx

LESSON DEVELOPMENT 2 – MEASURING AND DRAWING ANGLES docx

LESSON DEVELOPMENT 3 – COMPLEMENTARY AND SUPPLEMENTARY ANGLES docx

LESSON DEVELOPMENT 4 – REVISION, QUANTITATIVE AND TEST

### Related post – Measuring Angles Primary 6

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