Graad 7 Wiskunde (WISK) November 2 Vraestel en Memo:
Totaal: 60 punte.
Inhoud:
Getalle | funskies & verhoudings | breuke | eksponente | algebra
Hierdie is 'n oefenvraestel met memorandum bedoel om die leerling se kennis te toets, en sal nie dieselfde vraestel wees wat vir die eksamen ge...
VRAAG 1
Kies en omkring die regte antwoord.
1.1 Watter stelling is waar van ‘n ruit? (1)
A teenoorstande hoek is kongruent.
B aangrensende hoek is gelyk.
C alle hoeke is gelyk.
D geen van die bogenoemde.
1.2 As ‘n vierhoek die volgende hoeke het: 53°, 126°, 42°, wat sal die grootte van die laaste
hoek wees? (1)
A 180°
B 129°
C 139°
D 90°
1.3 Die regte formule vir die omtrek van ‘n driehoek is: (1)
1
A b ×h
2
B l ×b
C l+b
D s+ s+ s
1.4 Die teorie van Pythagoras sê: (1)
A Reguitsy = Skuinssy + Reguitsy
B Skuinssy = Reguitsy + Reguitsy
C Skuinssy = Reguits y 2 + Reguits y 2
D Skuinssy = √ Reguitsy+ Reguit y 2
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Graad 7 November Vraestel 2
, 1.5 Identifiseer die transformasie in die diagram hieronder: (1)
A translasie
B refleksie
C rotasie
D geen van die bogenoemde.
1.6 Wat sal die oppervlakte van ‘n vierkant met sye van 6 eenhede wees? (1)
A 36eenhede2
B 36eenhede
C 12eenhede2
D 12eenhede
6x1=6
VRAAG 2
Teken die simmetrie lyne op die volgende fi gure:
4
8 x 1 = 48
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Graad 7 November Vraestel 2
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