French Republican calendar

Prairial

Prairial (French pronunciation: ​[pʁɛʁjal]) was the ninth month in the French Republican Calendar. This month was named after the French word prairie, which means meadow. It was the name given to several ships. Prairial was the third month of the spring quarter (mois de printemps). It started May 20 or May 21. It ended June 18 or June 19. It follows the Floréal and precedes the Messidor. (Wikipedia).

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Cycloid

#Cycloid: A curve traced by a point on a circle rolling in a straight line. (A preview of this Sunday's video.)

From playlist Miscellaneous

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What is a concave polygon

👉 Learn about polygons and how to classify them. A polygon is a plane shape bounded by a finite chain of straight lines. A polygon can be concave or convex and it can also be regular or irregular. A concave polygon is a polygon in which at least one of its interior angles is greater than 1

From playlist Classify Polygons

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What is the difference between convex and concave

👉 Learn about polygons and how to classify them. A polygon is a plane shape bounded by a finite chain of straight lines. A polygon can be concave or convex and it can also be regular or irregular. A concave polygon is a polygon in which at least one of its interior angles is greater than 1

From playlist Classify Polygons

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What are four types of polygons

👉 Learn about polygons and how to classify them. A polygon is a plane shape bounded by a finite chain of straight lines. A polygon can be concave or convex and it can also be regular or irregular. A concave polygon is a polygon in which at least one of its interior angles is greater than 1

From playlist Classify Polygons

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Maximilien Robespierre and the Reign of Terror (Final Part)

The year is 1793, Louis XVI has just been executed. France is devastated by its civil war and is now threatened by the 1st Coalition. Paranoia and terror, oh, terror grips the country by its throat as the people ask for more and more purges. As a result, almost 17,000 are executed in just

From playlist Historical Series

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What is the definition of a regular polygon and how do you find the interior angles

👉 Learn about polygons and how to classify them. A polygon is a plane shape bounded by a finite chain of straight lines. A polygon can be concave or convex and it can also be regular or irregular. A concave polygon is a polygon in which at least one of its interior angles is greater than 1

From playlist Classify Polygons

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What is a net

👉 Learn about polygons and how to classify them. A polygon is a plane shape bounded by a finite chain of straight lines. A polygon can be concave or convex and it can also be regular or irregular. A concave polygon is a polygon in which at least one of its interior angles is greater than 1

From playlist Classify Polygons

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What are convex polygons

👉 Learn about polygons and how to classify them. A polygon is a plane shape bounded by a finite chain of straight lines. A polygon can be concave or convex and it can also be regular or irregular. A concave polygon is a polygon in which at least one of its interior angles is greater than 1

From playlist Classify Polygons

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What is the difference between convex and concave polygons

👉 Learn about polygons and how to classify them. A polygon is a plane shape bounded by a finite chain of straight lines. A polygon can be concave or convex and it can also be regular or irregular. A concave polygon is a polygon in which at least one of its interior angles is greater than 1

From playlist Classify Polygons

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What are the properties that make up a rhombus

👉 Learn how to solve problems with rhombuses. A rhombus is a parallelogram such that all the sides are equal. Some of the properties of rhombuses are: all the sides are equal, each pair of opposite sides are parallel, each pair of opposite angles are equal, the diagonals bisect each other,

From playlist Properties of Rhombuses

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Maximilien Robespierre and the Reign of Terror (Full Series)

The year is 1793, Louis XVI has just been executed. France is devastated by its civil war and is now threatened by the 1st Coalition. Paranoia and terror, oh, terror grips the country by its throat as the people ask for more and more purges. As a result, almost 17,000 are executed in just

From playlist Liberté, Egalité, Fraternité!

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What are the trigonometric definitions of a right triangle

👉 Learn all about the trigonometry of right triangles. A right triangle is a triangle that has 90 degrees as one of its angles. The trigonometric identities of right triangles give us the relationship between the angles of a right triangle and the side lengths of the right triangle. These

From playlist Right Triangle Trigonometry | Learn About

Related pages

Month | Floréal | Messidor