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• GETSenPhaseMaths

This module and collection are included inLens: Siyavula: Mathematics (Gr. 7-9)
By: Siyavula

Module Review Status: In Review
Collection Review Status: In Review

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Inside Collection (Course):

Course by: Siyavula Uploaders. E-mail the author

# Simmetrie en rotasie

Module by: Siyavula Uploaders. E-mail the author

## Memorandum

5.

(a) simmetrie-lyn

4

(c) (i) 6

(ii) 3

(iii) 2

## Inhoud

### AKTIWITEIT: Simmetrie en rotasie

5. SIMMETRIE EN ROTASIE

a) Kyk weer na jou tekening by 1 b). Wat noem ons die stippellyn?

_____________________________________________________________________

b) Trek die volgende vierkant af en knip dit uit. Vind die middelpunt deur die hoeklyne in te trek. Druk nou jou vierkant met ’n drukspyker vas op ’n stuk karton. Maak ’n kolletjie in een hoek van die vierkant. Trek dan die omtrek van die vierkant met behulp van jou liniaal en potlood op die karton.

• Roteer nou die kolletjie kloksgewys (regsom) tot by die volgende hoek.

Hoeveel grade het die vierkant roteer? __________________________________

As jy die vierkant 360 grade roteer, hoeveel keer het jy die vierkant gedraai?

__________________________________________________________________

c) Doen dieselfde met die seshoek en driehoek hier onder.

i) Hoeveel keer roteer die heksagoon in ’n volle omwenteling?

_____________________________________________________________________

ii) Hoeveel keer roteer die driehoeke in ’n volle omenteling? _____________________________________________________________________

iii) Hoeveel keer sal ’n reghoek in ’n volle omwenteling roteer? _____________________________________________________________________

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#### Definition of a lens

##### Lenses

A lens is a custom view of the content in the repository. You can think of it as a fancy kind of list that will let you see content through the eyes of organizations and people you trust.

##### What is in a lens?

Lens makers point to materials (modules and collections), creating a guide that includes their own comments and descriptive tags about the content.

##### Who can create a lens?

Any individual member, a community, or a respected organization.

##### What are tags?

Tags are descriptors added by lens makers to help label content, attaching a vocabulary that is meaningful in the context of the lens.

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#### Module to:

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| A lens I own (?)

#### Definition of a lens

##### Lenses

A lens is a custom view of the content in the repository. You can think of it as a fancy kind of list that will let you see content through the eyes of organizations and people you trust.

##### What is in a lens?

Lens makers point to materials (modules and collections), creating a guide that includes their own comments and descriptive tags about the content.

##### Who can create a lens?

Any individual member, a community, or a respected organization.

##### What are tags?

Tags are descriptors added by lens makers to help label content, attaching a vocabulary that is meaningful in the context of the lens.

| External bookmarks