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JSS1: MATHEMATICS - 2ND TERM
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Algebraic Processes4 Topics|1 Quiz
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Simplification of Algebraic Expressions4 Topics|1 Quiz
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Simplification of Algebraic Expressions 2 (Use of Brackets)4 Topics|1 Quiz
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Simple Equations1 Topic|1 Quiz
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Simple Equations II3 Topics|1 Quiz
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Plane Shapes I5 Topics|2 Quizzes
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Plane Shapes II7 Topics|1 Quiz
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Plane Shapes III7 Topics|1 Quiz
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Decimals and Percentages I2 Topics|1 Quiz
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Decimals and Percentages II3 Topics|1 Quiz
Lesson 6,
Topic 2
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Triangle – Properties of Plane Shapes
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Topic Content:
- Properties of a Triangle
- Types of Triangles
- Classification of Triangles
- Types of Triangles Based on Sides
A triangle is a three-dimensional plane figure with three angles. In a triangle, the three interior angles always add up to 180°.
Properties of a Triangle:
a. A triangle has three sides, three angles, and three vertices.
b. A sum of the angles in a triangle = 180°
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