Right angles in shapes 3 · Compare angles 1 Here are some angles. a) Circle the angle that is...
Transcript of Right angles in shapes 3 · Compare angles 1 Here are some angles. a) Circle the angle that is...
Right angles in shapes
1 Thereisatleastonerightangleineachpicture.
Marktherightanglesonthepictures.
Thefirstonehasbeendoneforyou.
a) d)
b) e)
c) f)
Compareanswerswithapartner.
2 Arectanglehasfourrightangles.
Marktherightanglesontherectangle.
3 AlexandJackareidentifyingrightangles.
Whodoyouagreewith?
Talkaboutitwithapartner.
4 Dexterisfacingnorth.
Heturnsaquarterturn.
DoyouagreewithDexter?
Talkaboutitwithapartner.
©WhiteRoseMaths2020
Both of the angles are right angles.
This is the same as one right angle.
I disagree. The first one is a right angle but the
second one is a left angle because it is on the left of the line.
Alex
Jack
N
EW
S
compass with 4 points and N E S W labelled on it
8 TeddyandWhitneyareidentifyingrightangles.
Whodoyouagreewith?
Drawontheshapetoshowyourthinking.
9 Howmanyrightanglescanyoufindinthepicture?
Markthemonthepicture.
Createyourownproblemlikethisforapartner.
5 Completethesentences.
Aquarterturnisequalto rightangle.
Ahalfturnisequalto rightangles.
Athree-quarterturnisequalto rightangles.
Afullturnisequalto rightangles.
6 Drawtherightanglesoneachshape.
a) c)
b) d)
7 Lookatthenumberofrightanglesineachshape.
Sorttheshapesintothetable.
A C E G
B D F H
0rightangles
1rightangle
2rightangles
3rightangles
4rightangles
©WhiteRoseMaths2020
I can see five right angles.Teddy I can see six! Whitney
Compare angles
1 Herearesomeangles.
a) Circletheanglethatisgreaterthanarightangle.
b) Circletheanglethatislessthan90degrees.
2 Drawthreedifferentanglesthatarelessthanarightangle.
Compareanswerswithapartner.
Completethesentence.
Theseareallexamplesof angles.
3 Drawtwodifferentobtuseangles.
Compareanswerswithapartner.
Completethesentence.
Obtuseanglesaregreaterthan degrees
butlessthan degrees.
4 Istheanglebetweenthehandsoftheclockacuteorobtuse?
a)12
39
87 5
4
21
10
11
6
b)12
39
87 5
4
21
10
11
6
©WhiteRoseMaths2020
5 Hereisapieceofwallpaper.
a) Marktworightanglesonthewallpaper.
b) Markfouracuteanglesonthewallpaper.
c) Marktwoobtuseanglesonthewallpaper
6 Write<,>or=tocomparethesizesoftheangles.
a)
b)
c)
7 Drawashapethathasonerightangle,twoacuteanglesand
oneobtuseangle.
Compareanswerswithapartner.
Whatisthesameandwhatisdifferentaboutyourshapes?
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Horizontal and vertical
1 Circlethelinethatishorizontal.
2 Circlethelinethatisvertical.
3 Usearulertodrawthelines.
a) Drawahorizontalline5cmlong.
b) Drawalinethatisnothorizontalorvertical.
c) Drawaverticalline5cmlong.
4 Ticktwohorizontallinesonthegate.
5 Tickthreeverticallinesonthechair.
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6 Herearesomeflags.
a) Circletheflagsthathavehorizontalstripes.
b) Circletheflagsthathaveverticalstripes.
c) Isthestatementtrueorfalse?
This flag has vertical and horizontal stripes.
7 Ticktheshapesthathaveaverticallineofsymmetry.
Drawontheshapestoshowthelineofsymmetry.
8 Ticktheshapesthathaveahorizontallineofsymmetry.
Drawontheshapestoshowthelineofsymmetry.
©WhiteRoseMaths2020
Parallel and perpendicular
1 Tickthepairsoflinesthatarenotparallel.
2 Herearetwolines.
Drawalinethatisparalleltoeach.
a) b)
3 Amirsaysthatthelinesarenotparallelbecausetheyare
differentlengths.
IsAmircorrect?
Why?
4 a) Hereisaline.Drawalinethatisnotparalleltoit.
b) Hereisaline.Drawalinethatisparalleltoit.
5 Herearetwolines.
Drawalinethatisparalleltoeach.
a) b)
Talktoapartnerabouthowyoudidit.
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6 Ticktheperpendicularlines.
7 Herearetwolines.Drawalinethatisperpendiculartoeach.
a) b)
8 Alexhasdrawnsomelinesongrids.
a)
DoyouagreewithAlex?
b)
DoyouagreewithAlex?
Talkaboutyouranswerswithapartner.
9 Fivelinesaredrawnonthegrid.
a) Whichtwopairsoflinesareparallel?
b) Whichtwopairsoflinesareperpendicular?
©WhiteRoseMaths2020
The lines are parallel because they
don’t meet.
The lines are not perpendicular because
they don’t meet.
A
B
D
C
E
Family Challenge
Friday 26th June