GEOMETRY
Key Words
Lesson 1
Students will be able to describe different shapes
Attribute: How you describe something
Lesson 1
Students will be able to describe different shapes
What did you see? Can you describe it?
Attribute: How you describe something
Lesson 1
Students will be able to describe different shapes
Page 222
Describe the shapes to your partners.
How did you describe each shape?
Attribute: How you describe something
Lesson 1
Students will be able to describe different shapes
Parallel:
two lines or two sides that are the same distance apart and never meet.
Hatch Marks:
Vertex:
show equal lengths of a side
the point where sides meet or intersect
Learn Alberta
http://www.learnalberta.ca/content/memg/index.html?term=Division02/Parallel/index.html
Lesson 1
Students will be able to describe different shapes
Parallel:
two lines or two sides that are the same distance apart and never meet.
Arrows:
show parallel sides
Vertex:
the point when sides meet or intersect
Learn Alberta - parallel
http://www.learnalberta.ca/content/memg/index.html?term=Division02/Parallel/index.html
Lesson 1
Students will be able to describe different shapes
Vertex:
the point where 2 sides of a shape meet (one dimensional) or
the point where 3 or more edges of a shape meet
Learn Alberta - vertex
http://www.learnalberta.ca/content/memg/index.html?term=Division02/Vertex_(of_a_figure)/in
dex.html
Lesson 1
Students will be able to describe different shapes
Triangle: a figure with 3 closed sides and 3 angles
3 Sides : AB, AC, BC
A
3 Angles: <A, <B, <C
3 Vertex’s: A, B, C
B
C
Learn Alberta - triangle
http://www.learnalberta.ca/content/memg/index.html?term=Division02/Triangle/index.html
Lesson 1
Students will be able to describe different shapes
Quadrilateral: a figure with 4 closed sides and 4 inside angles
4 Sides : AB,
BC, CD, DA
4 Angles: <A, <B, <C, <D
4 Vertex’s: A, B, C, D
D
A
B
C
Learn Alberta - quadrilateral
http://www.learnalberta.ca/content/memg/index.html?term=Division02/Quadrilateral/index.ht
ml
Lesson 1
Students will be able to describe different shapes
Polygon: a closed shape made from sides
Learn Alberta - polygon
http://www.learnalberta.ca/content/memg/index.html?term=Division02/Polygon/index.html
Lesson 1
Students will be able to describe different shapes
Assignment
Practice Book: Page 92-93
Text Book: Page 224 – 225 #1, 4, 6
Lesson 2
Students will be able to understand perpendicular sides
Face: part of an object (all the surface area)
Edge: where 2 faces of a solid meet (where 2 sides meet)
Vertex: the point where 2 sides meet or
the point where 3 or more edges meet (or 3 sides)
Lesson 2
Students will be able to understand perpendicular sides
Horizontal:
V
E
T
I
C
A
L
going up or down
going across - left to right
Lesson 2
Students will be able to understand perpendicular sides
Perpendicular: where a horizontal edge and vertical edge intersect to form a right angle
OR
when two sides of any shape intersect to make a right angle
Right Angle: 90’ symbol is a box in the corner
Perpendicular side
Vertical side
Perpendicular side
Learn Alberta - Perpendicular
http://www.learnalberta.ca/content/memg/index.html?term=Division02/Perpendicular/index.html
Lesson 2
Students will be able to understand perpendicular sides
Perpendicular: where a horizontal edge and vertical edge intersect to form a right angle
OR
when two sides of any shape intersect to make a right angle
Right Angle: 90’ symbol is a box in the corner
How many perpendiculars do you see in each diagram
Lesson 2
Students will be able to understand perpendicular sides
Perpendicular: where a horizontal edge and vertical edge intersect to form a right angle
Right Angle: 90’ symbol is a box in the corner
How do you describe a perpendicular using points
Lesson 2
Students will be able to understand perpendicular sides
Assignment
Practice Work Book: Page 94 – 95
Text Book: Page 228 1(just look at the picture), 2, 5, 8
Lesson 3
Students will be able to understand quadrilaterals
Quadrilateral: a figure with 4 closed sides and 4 inside angles
4 Sides : AB,
BC, CD, DA
A
D
4 Angles: <A, <B, <C, <D
4 Vertex’s: A, B, C, D
Diagonals: a line segment that connects
opposite vertices
B
C
Learn Alberta - quadrilateral
http://www.learnalberta.ca/content/memg/index.html?term=Division02/Quadrilateral/index.ht
ml
Lesson 3
Students will be able to understand quadrilaterals
Square: 4 equal sides – diagonals are equal
Rhombus: 4 equal sides – diagonals are perpendicular
What is the difference between a square and rhombus?
Lesson 3
Students will be able to understand quadrilaterals
Rectangles: 2 pairs of equal opposite sides - diagonals are equal
Parallelogram: 2 pairs of equal opposite sides – diagonals not equal
What is the difference between a rectangle and parallelogram?
Lesson 3
Students will be able to understand quadrilaterals
Trapezoid: exactly 1 pair of parallel sides
Learn Alberta - Trapezoid
http://www.learnalberta.ca/content/memg/index.html?term=Division02/Trapezoid/index.html
Lesson 3
Students will be able to understand quadrilaterals
Kite: 2 pairs of equal adjacent sides
Lesson 3
Students will be able to understand quadrilaterals
Assignment
Practice Book Page 96 – 97
Text Book Page 232 – 233 # 1, 3, 4, 7
Lesson 4
Students will be able to understand more things about quadrilaterals
Line of Symmetry: a line that divides a shape into 2 equal (congruent) parts
Lesson 4
Students will be able to understand more things about quadrilaterals
Line of Symmetry: a line that divides a shape into 2 equal (congruent) parts
Can you Draw the lines of symmetry on each shape?
Lesson 4
Students will be able to understand more things about quadrilaterals
Line of Symmetry: a line that divides a shape into 2 equal (congruent) parts
Can you Draw the lines of symmetry on each shape?
Lesson 4
Students will be able to understand more things about quadrilaterals
Assignment
Practice Book
Text Book Page 236 -237 #2, 4, 5
Lesson 5
Students will be able to understand shapes using tangrams
Page 240
Strategies Toolkit
Tangram - worksheets
http://www.mathwire.com/literature/7magicshapestemplates.pdf
Lesson 6
Students will be able to understand faces and edges of objects
Face: part of an object (all the surface area)
Edge: where 2 faces of a solid meet (where 2 sides meet)
Vertex: the point where 2 sides meet or
the point where 3 or more edges meet (or 3 sides)
Lesson 6
Students will be able to understand faces and edges of objects
What picture is a triangular pyramid and which picture is the triangular pyramid?
How do you know?
Lesson 6
Students will be able to understand faces and edges of objects
Triangular Pyramid
1 base (face)
Triangular Prism
2 bases (faces)
Difference between pyramids and prisms
http://www.bbc.co.uk/schools/ks3bitesize/maths/shape_space/3d_shapes/revise2.shtml
Lesson 6
Students will be able to understand faces and edges of objects
Prisms: a 3-d object will 2 bases (faces) that are the same
Learn Alberta - prisms
http://www.learnalberta.ca/content/memg/index.html?term=Division02/Prism/index.html
Lesson 6
Students will be able to understand faces and edges of objects
Pyramids: a 3-D object will only 1 base (face)
Learn Alberta - pyramids
http://www.learnalberta.ca/content/memg/index.html?term=Division02/Pyramid/index.html
Lesson 6
Students will be able to understand faces and edges of objects
Assignment
Practice Book Page
Text Book Page 244 # 1, 2
Lesson7
Students will be able to build objects using nets
Net: a diagram that shows all the faces joined together.
the faces can be folded to form the object.
Video of buiding nets - http://nrich.maths.org/6307
Learn Alberta - nets
http://www.learnalberta.ca/content/memg/index.html?term=Division02/Net/index.html
http://www.learnalberta.ca/content/mejhm/index.html?l=0&ID1=AB.MATH.JR.SHAP&ID2=AB.MATH.JR.SHAP.SURF&lesson=html/object_interactives/surfaceArea/use_it.html
Lesson7
Students will be able to draw objects using attributes
Assignment
Practice Book
Text Book Page 248 #1, 2 ,3