10 Videos for "apothem"

Center and Apothem of Regular Polygons  Concept
Math › Geometry › Area
How to define the apothem and center of a polygon; how to divide a regular polygon into congruent triangles. 
Center and Apothem of Regular Polygons  Problem 1
Math › Geometry › Area
How to find the length of an apothem in a regular polygon given a side length and the number of sides. 
Area of Regular Polygons  Problem 1
Math › Geometry › Area
How to calculate the area of a regular polygon, given the length of the apothem and side length. 
Area of Regular Polygons  Problem 4
Math › Geometry › Area
How to find the area of a regular hexagon given only the length of the apothem. 
Area of Regular Polygons  Problem 3
Math › Geometry › Area
How to calculate the perimeter of a regular polygon given the area and apothem length. 
Area of Regular Polygons  Problem 2
Math › Geometry › Area
How to find the length of an apothem in a regular polygon given the area and side length. 
Surface Area of Pyramids  Problem 2
Math › Geometry › Area
How to calculate the surface area of a regular hexagonal pyramid. 
Area of Regular Polygons  Concept
Math › Geometry › Area
How to derive the formula to calculate the area of a regular polygon. 
Surface Area of Pyramids  Concept
Math › Geometry › Area
How to calculate the surface area of any pyramid, emphasizing regular polygons as bases. 
Surface Area of Pyramids  Problem 1
Math › Geometry › Area
How to calculate the surface area of a square pyramid, given the side length and height.