using scale factors - amazon web services
Post on 17-Feb-2022
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Using scale factors
1 a)Hereisarectangle.
Drawanotherrectanglewhereeachsideistwiceasbig.
b) Hereisasquare.
Drawanothersquarewhereeachsideis4timesasbig.
2 a) Explainwhatitmeansforashapetobeenlargedbyascale
factorof2
b) Enlargetheshapesbyascalefactorof2
3 Completethesentence.
Ashapeinwhicheachsidehastripledinsizehasbeenenlargedby
ascalefactorof
©WhiteRoseMaths2019
4 Hereisarectangle.
a) Measurethesidelengthsoftherectangleandlabelthemon
thediagram.
b) Enlargetherectanglebyascalefactorof3andlabelthe
sidelengths.
5 Thesidesoftherectangleareincreasedbyascalefactorof2
Whatistheperimeterofthenewshape?
cm
©WhiteRoseMaths2019
6 Theshapehasbeenenlargedbyascalefactorof112
Fillinthedimensionsofthenewshape.
7 TriangleAhasbeenenlargedbyascalefactorof5tomaketriangleB.
Findtheperimeterofeachtriangle.
perimeterofA= perimeterofB=
1cm
1cm
15cm
8cm
10cm
cm
cm
cm
14km
A
B75km
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