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Lines and angles
Intl. Baccalaureate Board > Class 7 > Math (
Total Videos: 142
)
All Chapters
Chapter 1: Integers
Chapter 2: Algebraic expressions
Chapter 3: Fractions and Decimals
Chapter 4: Lines and angles
Chapter 5: Statistics
Chapter 6: Measurement
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Chapter 4: Lines and angles (
21 videos
)
(
Practice Test
)
4.1: Angles (
Practice Test
)
Angle and angle measurement
Concept of n degrees using circle
Complementary angles
Adjacent angles
Supplementary angles
Find unknown angle
Angles (zero, right, straight, complete)
Types of angles
4.2: Lines and curves
Straight line and curved line
Draw a line segment using scale
Point, line, ray and line segment
4.3: 2-D shapes (
Practice Test
)
Types of triangles by sides
Types of triangles by angles
Right triangles
4.4: Adjacent angles
Concept of Adjacent Angles
4.5: Complementary and supplementary angles (
Practice Test
)
Concept of Complementary Angles
Concept of Supplementary Angles
4.6: Vertically opposite angles
Vertically Opposite Angles
4.7: Parallel Lines
Concept of Parallel Lines
Properties of Parallel Lines
4.8: Angle sum of a triangle
Triangle Sum Theorem
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