Right angles in shapes 3 · Compare angles 1 Here are some angles. a) Circle the angle that is...

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Right angles in shapes 1 There is at least one right angle in each picture. Mark the right angles on the pictures. The first one has been done for you. a) d) b) e) c) f) Compare answers with a partner. 2 A rectangle has four right angles. Mark the right angles on the rectangle. 3 Alex and Jack are identifying right angles. Who do you agree with? Talk about it with a partner. 4 Dexter is facing north. He turns a quarter turn. Do you agree with Dexter? Talk about it with a partner. © White Rose Maths 2020 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 E W S

Transcript of Right angles in shapes 3 · Compare angles 1 Here are some angles. a) Circle the angle that is...

Page 1: Right angles in shapes 3 · Compare angles 1 Here are some angles. a) Circle the angle that is greater than a right angle. b) Circle the angle that is less than 90 degrees. 2 Draw

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

Page 2: Right angles in shapes 3 · Compare angles 1 Here are some angles. a) Circle the angle that is greater than a right angle. b) Circle the angle that is less than 90 degrees. 2 Draw

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

Page 3: Right angles in shapes 3 · Compare angles 1 Here are some angles. a) Circle the angle that is greater than a right angle. b) Circle the angle that is less than 90 degrees. 2 Draw

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

Page 4: Right angles in shapes 3 · Compare angles 1 Here are some angles. a) Circle the angle that is greater than a right angle. b) Circle the angle that is less than 90 degrees. 2 Draw

5 Hereisapieceofwallpaper.

a) Marktworightanglesonthewallpaper.

b) Markfouracuteanglesonthewallpaper.

c) Marktwoobtuseanglesonthewallpaper

6 Write<,>or=tocomparethesizesoftheangles.

a)

b)

c)

7 Drawashapethathasonerightangle,twoacuteanglesand

oneobtuseangle.

Compareanswerswithapartner.

Whatisthesameandwhatisdifferentaboutyourshapes?

©WhiteRoseMaths2020

Page 5: Right angles in shapes 3 · Compare angles 1 Here are some angles. a) Circle the angle that is greater than a right angle. b) Circle the angle that is less than 90 degrees. 2 Draw

Horizontal and vertical

1 Circlethelinethatishorizontal.

2 Circlethelinethatisvertical.

3 Usearulertodrawthelines.

a) Drawahorizontalline5cmlong.

b) Drawalinethatisnothorizontalorvertical.

c) Drawaverticalline5cmlong.

4 Ticktwohorizontallinesonthegate.

5 Tickthreeverticallinesonthechair.

©WhiteRoseMaths2020

Page 6: Right angles in shapes 3 · Compare angles 1 Here are some angles. a) Circle the angle that is greater than a right angle. b) Circle the angle that is less than 90 degrees. 2 Draw

6 Herearesomeflags.

a) Circletheflagsthathavehorizontalstripes.

b) Circletheflagsthathaveverticalstripes.

c) Isthestatementtrueorfalse?

This flag has vertical and horizontal stripes.

7 Ticktheshapesthathaveaverticallineofsymmetry.

Drawontheshapestoshowthelineofsymmetry.

8 Ticktheshapesthathaveahorizontallineofsymmetry.

Drawontheshapestoshowthelineofsymmetry.

©WhiteRoseMaths2020

Page 7: Right angles in shapes 3 · Compare angles 1 Here are some angles. a) Circle the angle that is greater than a right angle. b) Circle the angle that is less than 90 degrees. 2 Draw

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.

©WhiteRoseMaths2020

Page 8: Right angles in shapes 3 · Compare angles 1 Here are some angles. a) Circle the angle that is greater than a right angle. b) Circle the angle that is less than 90 degrees. 2 Draw

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

Page 9: Right angles in shapes 3 · Compare angles 1 Here are some angles. a) Circle the angle that is greater than a right angle. b) Circle the angle that is less than 90 degrees. 2 Draw

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