195 Videos for "side"

Trigonometric Ratios: Cosine  Problem 2
Math › Trigonometry › Basic Trigonometry
How to find the length of a hypotenuse in a right triangle, given a side length. 
Trigonometric Ratios: Tangent  Problem 1
Math › Trigonometry › Basic Trigonometry
How to find the length of a side in a right triangle using the tangent ratio. 
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. 
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. 
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. 
Simplifying Radical Expressions  Problem 3
Math › Algebra › Radical Expressions and Equations
Simplifying radicals in the context of using the Pythagorean Theorem to find a missing side length of a right triangle. 
Trigonometric Ratios: Tangent  Problem 1
Math › Precalculus › Basic Trigonometry
How to find the length of a side in a right triangle using the tangent ratio. 
Polygons  Concept
Math › Geometry › Geometry Building Blocks
How to define a polygon, how to distinguish between concave and convex polygons, how to name polygons. 
Isosceles Triangles  Problem 1
Math › Geometry › Triangles
How to solve for the side length and base angle measures of an isosceles triangle. 
Special Isosceles Triangle Properties  Concept
Math › Geometry › Triangles
How to identify a segment from the vertex angle in an isosceles triangle to the opposite side. 
Area and Perimeter of Rectangles  Problem 2
Math › PreAlgebra › Introductory Geometry
Finding decimal approximations and exact areas and perimeters for parallelograms with square root side lengths 
Types of Triangles  Concept
Math › Geometry › Geometry Building Blocks
How to classify a triangle based on its side lengths and angle measures. 
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. 
Trigonometric Ratios: Cosine  Problem 2
Math › Precalculus › Basic Trigonometry
How to find the length of a hypotenuse in a right triangle, given a side length. 
Trigonometric Ratios: Sine  Problem 1
Math › Trigonometry › Basic Trigonometry
How to find the sine of two angles in a right triangle given two side lengths. 
Trigonometric Ratios: Sine  Problem 1
Math › Geometry › Basic Trigonometry
How to find the sine of two angles in a right triangle given two side lengths. 
Trapezoid Midsegment Properties  Problem 2
Math › Geometry › Polygons
How to find the length of the segments that divide the sides of a triangle into three congruent segments. 
Trigonometric Ratios: Sine  Problem 1
Math › Precalculus › Basic Trigonometry
How to find the sine of two angles in a right triangle given two side lengths. 
Angles: Types and Labeling  Concept
Math › Geometry › Geometry Building Blocks
How to label an angle and how to differentiate between acute, right, obtuse, and straight angles. 
Solving Quadratic Equations by Factoring  Problem 15
Math › Algebra › Quadratic Equations and Functions
Explanatin of why it is valid to divide both sides of a quadratic equation by a constant, but not by a variable