Room: 28
Learning Objectives
Level 3
To be able to explain how to draw lines of symmetry on basic 2D shapes.
How can you confirm that you have drawn the lines in the correct place?
Level 4
To be able to explain how to find the order of rotational symmetry for 2D shapes.
How can we check the rotational symmetry of a shape?
Level 5
To be able to demonstrate how to reflect a 2D shape in the x-axis or the y-axis.
Can you explain your method for reflecting shapes?
Level 6
To be able to demonstrate how some shapes can be tessellated.
Can all shapes be tessellated?
Resources
Level 3
Level 4
Level 5
Homework:
Level 4
Introduce students to rotating patterns
using the examples on the slides
Level 5
Introduce the idea of reflection.
Ten Ticks - 6, 2 page 11 (print)
Level 6
Book Review
Exercise 1
Find the surface area of these cuboids:
a) 2cm x 3cm x 4cm
b) 3cm x 5cm x 5cm
c) 7cm x 5cm x 3cm
Exercise 2
Find the area of the following triangles (and draw a picture):
a) 3m x 4m
b) 5cm x 6cm
c) 5m x 7m
d) 2cm x 8cm
Exercise 3
a) 1/4 + 2/4 =
b) 3/4 + 1/8 =
c) 2/5 + 2/4 =
d) 4/7 + 3/8 =
Learning Objective for next lesson:
Level 5
To be able to demonstrate how to enlarging shapes using squares.
Can you explain the method for enlarging any shapes?
Level 6
To be able to explain how to enlarge a 2D shape by a whole number scale factor.
Can you explain the effect of enlargement on lengths and angles?
