word problem 81 videos

Using the Calculator
Algebra 2 Additional Topics
How to use the calculator to solve certain problems.
calculator skills 
Applied Linear Equations: Consecutive Numbers
Algebra 2 Linear Equations
How to solve a problem involving consecutive integers.
consecutive numbers 
Physics Siphoning  Torricellis Law
Physics Solids, Liquids and Gases
How to solve siphoning problems using Torricellis Law.
siphons siphoning torricelli law 
Definite Integrals and Area
Calculus The Definite Integral
How to use definite integrals to find the area between a curve or under a curve.
definite integral area problems area between curves 
Vertex and Diagonals
Geometry Geometry Building Blocks
How the vocabulary word vertex applies to different objects in Geometry.
vertex isosceles triangle polygon diagonal cone pyramid prism 
Applications
PreAlgebra Integers
Real word situations that involve operations on positive and negative numbers

Position, Velocity and Acceleration
Calculus Antiderivatives and Differential Equations
How to solve position, velocity and acceleration problems using differentiation equations.
differential equations derivatives position velocity acceleration 
Parallelogram Properties
Geometry Polygons
How to identify all of the special properties of parallelograms and use them to solve problems.
opposite sides parallel opposite angles same side interior angles diagonals bisect consecutive angles rhombus rectangle square 
Dimensional Analysis
Chemistry Introduction to Chemistry
How to use dimensional analysis to convert units in chemistry problems.
dimensional analysis 
Introduction to Radicals
Algebra 2 Roots and Radicals
How to know when to include a plus and minus on a square root problem.
simplifying square roots 
Strategies for the Writing Section
PSAT PSAT Prep
Get familiar with the PSAT Writing section, learn the main strategies to master it and improve your PSAT test score
focus attention on awkward sounding words and phrases learn to read literally avoid long answer choices be comfortable with no change