Secondary 3 Math The Area of Solids and Plane Figures — Unit Notes
Every definition and theorem this unit expects you to know, stated once each and written to be revised from: 3 definitions and 5 theorems, 5 worked examples, in 4 printable pages. This page lists what the notes cover. The notes themselves come with the Secondary 3 Math bundle.
Unit notes — in the bundle
Not sold separately. The practice worksheet for this unit is free, with no email and no account.
The Area of Solids and Plane Figures — what the notes cover
4 sections, in the order the unit is taught. Each entry below is the title of a definition or a theorem the notes state in full.
Plane figures and regular polygons
- Definition — Regular polygon
- Theorem — Perimeter and area of a regular polygon
- Definition — Decomposing a figure
Also in this section: 1 worked example, 1 note on method and common errors.
The area of a cylinder and a cone
- Theorem — The cylinder
- Theorem — The cone
Also in this section: 1 worked example, 1 note on method and common errors.
The sphere, and solids made of parts
- Theorem — The sphere
- Definition — The area of a truncated solid
Also in this section: 1 worked example, 1 note on method and common errors.
Working backwards, and with algebra
- Theorem — Finding a missing measurement
Also in this section: 2 worked examples.
Where the notes are
The notes are one of the documents in the Secondary 3 Math Solutions Bundle, beside the unit test, the challenge problems and every worked answer key. The The Area of Solids and Plane Figures practice worksheet is free and stays free.
Every Secondary 3 Math topic — the complete Solutions Bundle
One download, one payment, the whole program. For all 11 Secondary 3 Math units: the worksheet, the reference notes, the challenge set, the unit test and every answer key — these notes included.
- Worked solutions, not answer lists — every step written out
- Covers the whole year's program at this level
- Less than the price of one hour of tutoring — for the entire year's solutions
Practise it, then test yourself
Notes on their own do not make anything stick. This unit has a free, printable practice worksheet, and an end-of-unit test that comes with the bundle.
The Area of Solids and Plane Figures practice worksheet About the The Area of Solids and Plane Figures unit test