Click on im for notes, resources and reports on inquiries.
Shapesim 2dimensional shapes inquiry
Shapes and circlesim Overlapping shapes inquiry
Angles and shapesim 4 pentagons inquiry
im 12 equilateral triangles inquiry
Anglesim Parallel lines inquiry
Areaim Equal areas inquiry 1 The areas of a rectangle, a triangle and a circle are equal.
im Equal areas inquiry 2
im Square and circle inquiry A square fits into a circle better than a circle fits into a square.
im Fraction of a shape inquiry
 Area and perimeter im 4 by 3 rectangle inquiry
Volume and surface areaim Surface area and volume inquiry The surface area of a cuboid can never be less than its volume.
im Volume of a cylinder inquiry
For a cylinder of volume πr2h, r + h = n. Given n, the maximum volume occurs when r and h are integers.
Enlargementim Enlargement inquiry
Scale factorsim Scale factors inquiry
The surface area and volume of cube B are
twice the surface area and volume of cube A.
Transformations
im Reflections and coordinates inquiry If point (a,b) is reflected in the line y = x, then the image will be at (b,a).
im Combined transformations inquiry If you reflect a shape twice in two different lines of reflection, then you can map the object onto the image with one transformation.
Pythagoras' Theorem and trigonometryim Rightangled triangles inquiry
im Four scalene triangles inquiry
im Area of a triangle inquiry NEW
Geometry of solidsim Pyramid inquiry NEW
In a right squarebased pyramid, the perimeter of the base equals the circumference of the circle whose radius is the height of the pyramid.
