Search results 3658 items matching your search terms. Filter the results Item type Select All/None Collection File Folder Image Link Movie Page Question Quiz Quiz History New items since Yesterday Last week Last month Ever Sort by relevance date (newest first) alphabetically Euclid put together concepts of geometry and numbers in a book called Elements, which was used as math reference for more than 2000 years by Dr. Osama M. Khaled — published May 22, 2022 — last modified Jun 09, 2025 08:47 PM — filed under: History Located in Mathematics / … / Fundamentals / History of Geometry Many scholars consider Euclid (330?–275? BCE) to be the greatest of the Greek mathematicians. by Dr. Osama M. Khaled — published May 22, 2022 — last modified May 30, 2025 09:04 PM — filed under: History Located in Mathematics / … / Fundamentals / History of Geometry Ray DE does not name same ray as DF by Dr. Osama M. Khaled — published May 29, 2022 — last modified May 30, 2025 09:04 PM Located in Mathematics / … / Fundamentals / Lines, segments and rays Rays DE and ED are not the same ray by Dr. Osama M. Khaled — published May 29, 2022 — last modified May 30, 2025 09:04 PM Located in Mathematics / … / Fundamentals / Lines, segments and rays The endpoint of the ray is always listed first by Dr. Osama M. Khaled — published May 29, 2022 — last modified May 30, 2025 09:04 PM Located in Mathematics / … / Fundamentals / Lines, segments and rays The line segment AB is written as by Dr. Osama M. Khaled — published May 28, 2022 — last modified May 30, 2025 09:04 PM Located in Mathematics / … / Fundamentals / Lines, segments and rays The term "is congruent to" refers to symbol by Dr. Osama M. Khaled — published May 29, 2022 — last modified May 30, 2025 10:00 PM Located in Mathematics / … / Fundamentals / Lines, segments and rays What is the midpoint in the shown line segment? by Dr. Osama M. Khaled — published May 28, 2022 — last modified May 30, 2025 09:04 PM Located in Mathematics / … / Fundamentals / Lines, segments and rays A line can be named after any two points on the line by Dr. Osama M. Khaled — published May 27, 2022 — last modified May 29, 2025 07:35 PM Located in Mathematics / … / Fundamentals / Points, lines, and planes A plane can be named using any two points on it by Dr. Osama M. Khaled — published May 27, 2022 — last modified May 29, 2025 07:36 PM Located in Mathematics / … / Fundamentals / Points, lines, and planes < Previous 10 items 1 ... 132 133 134 135 136 137 138 ... 366 Next 10 items > Subscribe to an always-updated RSS feed.