Secondary 3
Arithmetic and algebra
THE PYTHAGOREAN THEOREM
Read notes or watch the video I created for you about the Pythagorean Theorem.
Check the demo: slide the blue dot to the right or watch this videowith LEGOS or check these 30 proofs without words
EXPONENTS
Video from Ms Lebel (sorry about the sound! There was a bug in the recording!)
Check the notes on exponents or laws of exponents.
If you want, try online practice.
SCIENTIFIC NOTATION
Check the notes.
Try the exercises online.
ALGEBRA TILES: to see what algebra LOOKS like...
Try this: Algebra Tiles or Working with Algebra Tiles or Glencoe Online Manipulative
POLYNOMIALS and FACTORING
Check the notes.
ALGEBRAIC EXPRESSIONS
FRACTIONS
Practice online with Thatquiz (click on Feedback ON to see the correct answers right away)
EQUATIONS
Websites to help: Algebra(Grade 6-8), Thatquiz_algebra (choose in the left column what concept you want to practice)
INTERVALS
Watch this video.
RATIONAL AND IRRATIONAL NUMBERS
Desmos Rational Polygraph Activity
INEQUALITIES
Functions and Linear Relations
FUNCTIONS
Is this a function or not: possible or not? Write your answers for images 1 to 10.
Graphing a relation
Watch the following videos and graph the story:
1. Graph the Story (down the stairs)
2. Graph the Story (down the ladder)
LINEAR RELATIONS
Desmos Activities:
Other interesting websites...
Graphing Lines from Phet Interactive Simulations
Linear equation from Math is FUN
Properties of b and m in y = mx +b
Find the equation of a line through the origin
Watch the video I created for you to show you rate of change examples
Graphing lines: Watch the video I created for you to show you two methods to graph a line
DIFFERENT RELATIONS
SYSTEMS OF EQUATIONS
Check the notes or watch the video...
Geometry
PERIMETER
CONVERTING UNITS
AREA
Watch the video I created for you to show you about Area of solids
VOLUME OF SOLIDS
Check Cylinder and prisms , Pyramids and cones , Spheres
Watch the video I created for you to show you about Volume of solids
Which container is bigger? Watch Dan Meyer
Volume and the surface area games
Geogebra to understand the 3 pyramids in a prism
How many rectangular pyramid does it take to fill a rectangular prism?
CONGRUENT AND SIMILAR FIGURES
Watch the video I created for you to show you about Similar figures
Check online:
DIFFERENT VIEW OF SOLIDS
Practicing views:
interesting program to create 3D : tinkercad
other fun applets
Probability
Check online: probability games
Watch the video I created for you to show you about Probabiliy
Statistics
Watch the video I created for you to show you about Statistics
Check online: Quartiles and Box-and-whisker plot
Other sites:
University of Waterloo - Past contests, solutions and results
Many topics on which lessons have been written: AlgebraLAB Lessons
National Library of Virtual Manipulatives
Youtube songs to help understand concepts
Pour se préparer à l'examen de fin d'année - Alloprof
Vidéos de Alloprof (en français) pour expliquer les concepts (choose Secondaire 3 in the left column)