Posted by Patcharin Sinthunavarat on Monday, May 27, 2013,
In :
Math
G7 - 8.6 Slope Intercept Form
Posted by Patcharin Sinthunavarat on Wednesday, May 22, 2013,
In :
Math
Slope Intercept Form
Converting to Slope-Intercept Form and Graphing
Continue reading ...
G7 - 8.10 Graphing Linear Inequalities
Posted by Patcharin Sinthunavarat on Wednesday, May 22, 2013,
In :
Math
G7 - 8.9 Solving Systems of Equations
Posted by Patcharin Sinthunavarat on Wednesday, May 22, 2013,
In :
Math
Solving Systems by Graphing
Solving Systems by Substitution Continue reading ...
Percent of Change
Posted by on Saturday, March 9, 2013,
In :
Math
Solving Equations with Grouping Symbols
Posted by on Saturday, March 9, 2013,
In :
Math
Pythagoras' Theorem
Posted by Patcharin Sinthunavarat on Tuesday, March 27, 2012,
In :
Math
Pythagoras
|
Years ago, a man named Pythagoras found an amazing fact about
triangles:
If the triangle had a right angle (90°) ...
... and you made a square on each of the three sides, then
...
... the biggest square had the exact
same area as the
other two squares put together!
|
|
|
It is called "P... |
Continue reading ...
Square Root
Posted by Patcharin Sinthunavarat on Saturday, March 24, 2012,
In :
Math
Squares and Square Roots
First learn about Squares, then Square Roots are easy.
How to Square A Number
To square a number, just multiply it by itself ...
Example: What is 3 squared?
3 Squared |
= |
|
= 3 × 3 = 9 |
"Squared" is often written as a little 2 like this:
This says "4 Squared equals 16" (the little 2 says the number appears twice in multiplying)
|
Squares From 12
to 62
1 Squared |
= |
12 |
= |
1 × 1 |
= |
1 |
2 Squared |
= |
22 |
= | ... |
Continue reading ...