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Exercise 6: Applications

by Dr. Osama M. Khaled — published May 25, 2023 — last modified Jul 13, 2024 09:55 PM — filed under: Year 7

Real-life problems that geometry solves

Located in Mathematics / Geometry / Fundamentals

History of Geometry

by Dr. Osama M. Khaled — published May 22, 2022 — last modified Jun 09, 2025 08:46 PM — filed under: Year 9

Good to know historical information about geometry

Located in Mathematics / Geometry / Fundamentals

Lines, segments and rays

by Dr. Osama M. Khaled — published May 28, 2022 — last modified Jul 13, 2024 10:43 PM — filed under: Year 9

Answer some questions about lines, segments and rays

Located in Mathematics / Geometry / Fundamentals

Points, lines, and planes

by Dr. Osama M. Khaled — published May 27, 2022 — last modified Jul 13, 2024 10:44 PM — filed under: Year 9

Geometry is based on three undefined words: point, line, and plane

Located in Mathematics / Geometry / Fundamentals

Geometry Basics

by Dr. Osama M. Khaled — published Oct 18, 2020 — last modified Jul 13, 2024 10:52 PM — filed under: Year 9

Test your basic knowledge about geometry. We all need some refreshment every now and then. You think you remember everything about geometry. You may be ...

Located in Mathematics / Geometry / Fundamentals

Adjacent Angles

by Dr. Osama M. Khaled — published Mar 14, 2023 — last modified Jul 13, 2024 09:59 PM — filed under: Year 7

You can use the algebra concept of variable and equation to solve many types of geometry problems. Take the quiz to learn more.

Located in Mathematics / Geometry / Fundamentals

Use a protractor to measure angles

by Dr. Osama M. Khaled — published Jan 14, 2023 — last modified Jul 13, 2024 10:02 PM — filed under: Year 7

How to use protractor to measure angles

Located in Mathematics / Geometry / Fundamentals

Vertical Angles

by Dr. Osama M. Khaled — published Mar 20, 2023 — last modified Jul 13, 2024 09:59 PM — filed under: Year 7

How can you identify two vertical angles? Take the quiz to learn it

Located in Mathematics / Geometry / Fundamentals

Identify and define parallel and perpendicular lines

by Dr. Osama M. Khaled — published Sep 17, 2023 — last modified Jul 13, 2024 01:20 PM — filed under: Year 7

Parallel lines are not intersecting while perpendicular lines are intersecting and form a right angle

Located in Mathematics / Geometry / Parallel and Perpendicular Lines

Identify corresponding angles, interior angles, and alternate interior angles

by Dr. Osama M. Khaled — published Sep 18, 2023 — last modified Jul 13, 2024 01:17 PM — filed under: Year 7

A line that intersects two coplanar lines in two distinct (different) points is called a transversal

Located in Mathematics / Geometry / Parallel and Perpendicular Lines

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