44 Videos for "proportions"

Law of Definite Proportions  Law of Multiple Proportions
Science › Chemistry › Matter
Understanding the laws of definite and multiple proportions. 
Law of Definite Proportions  Law of Multiple Proportions
Science › Physics › The Atom and Quantum Physics
Understanding the laws of definite and multiple proportions. 
Proportions  Concept
Math › Algebra › Solving Equations
How to solve proportions. 
Solving Proportions  Concept
Math › Geometry › Similarity
How to solve a simple proportion. 
Proportions  Problem 1
Math › Algebra › Solving Equations
How to solve proportions when x is in the numerator. 
Proportions  Problem 2
Math › Algebra › Solving Equations
How to solve proportions when one numerator is an expression with x. 
Proportions  Problem 3
Math › Algebra › Solving Equations
How to solve word problems involving proportions. 
Solving Proportions  Problem 2
Math › Geometry › Similarity
How to solve a proportion with a variable expression. 
Solving Proportions  Problem 1
Math › Geometry › Similarity
How to solve a proportion with a variable on both sides. 
Solving Proportions  Problem 3
Math › Geometry › Similarity
How to solve a proportion with a variable expression and a variable. 
Proportions  Problem 6
Math › Algebra › Solving Equations
How to solve proportions using cross multiplication 
Proportions  Problem 4
Math › Algebra › Solving Equations
Technique for turning percent problems into proportions that can be solved with cross multiplication 
Proportions  Problem 8
Math › Algebra › Solving Equations
Geometry similar triangles problems that are solved using proportions 
Proportions  Problem 5
Math › Algebra › Solving Equations
Shortcuts for using "mental math" to solve proportional relationships 
Proportions  Problem 7
Math › Algebra › Solving Equations
Turning ratio notation with a colon into a fractional representation of a proportional word problem 
Percents  Concept
Math › Algebra › PreAlgebra
How to set up percent problems as proportions. 
Solving Radical Equations  Problem 3
Math › Algebra › Radical Expressions and Equations
How to solve radical proportions. 
Angle Bisectors and Opposite Side Ratios  Problem 1
Math › Geometry › Similarity
How to find a missing length created by a median in a triangle using a proportion. 
Secants  Concept
Math › Geometry › Circles
How to define a secant; how to find the length of various secants in circles.