173 Videos for "side"

Properties of Similar Polygons  Concept
Math › Geometry › Similarity
How to identify if two figures are similar. 
Trapezoid Properties  Problem 1
Math › Geometry › Polygons
How to find all the angles in an isosceles trapezoid, given one angle. 
Area of Regular Polygons  Concept
Math › Geometry › Area
How to derive the formula to calculate the area of a regular polygon. 
The Law of Sines  Problem 1
Math › Geometry › Basic Trigonometry
How to find the length of a triangle given two angles and a side, using the law of sines. 
Similarity Shortcuts  Problem 2
Math › Geometry › Similarity
How to find a missing side of a triangle using the SAS similarity shortcut. 
Similarity and Area Ratios  Problem 3
Math › Geometry › Similarity
How to find the area of similar triangles given one side length and one area. 
The Law of Cosines  Problem 2
Math › Geometry › Basic Trigonometry
How to use the law of cosines to find a missing angle given three sides in a triangle. 
Constructing Altitudes  Concept
Math › Geometry › Constructions
How to define an altitude and draw them on acute, right, and obtuse triangles. 
Area of a Segment  Problem 2
Math › Geometry › Area
How to find the area of a segment, given a side in an equilateral triangle. 
The Law of Sines  Problem 1
Math › Precalculus › Basic Trigonometry
How to find the length of a triangle given two angles and a side, using the law of sines. 
Polygon Angle Sum  Problem 1
Math › Geometry › Polygons
How to find the sum of the angles when you know the number of sides of a polygon. 
Equiangular Polygon Sums  Problem 2
Math › Geometry › Polygons
How to find the number of sides in an equiangular polygon given the measure of one angle. 
Solving Formulas  Problem 3
Math › Geometry › Area
How to solve the area of a regular polygon formula for the side length. 
The Law of Sines  Problem 1
Math › Trigonometry › Basic Trigonometry
How to find the length of a triangle given two angles and a side, using the law of sines. 
Equiangular Polygon Sums  Problem 3
Math › Geometry › Polygons
How to find the measure of angles in regular polygons that share sides. 
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. 
The Law of Cosines  Problem 2
Math › Trigonometry › Basic Trigonometry
How to use the law of cosines to find a missing angle given three sides in a triangle. 
Kite Properties  Problem 3
Math › Geometry › Polygons
How to find the angles in a kite created by the diagonals in terms of a variable. 
Kite Properties  Problem 2
Math › Geometry › Polygons
How to find the vertex and nonvertex angles in a kite. 
Volume of Prisms  Problem 3
Math › Geometry › Volume
How to find the volume of an oblique square prism given a side and the height of the prism.