Measure perimeter

1 Herearetworectangles.

Useapieceofwooltomeasuretheperimeterofeachrectangle.

Howmuchwooldidyouneedforeachone?

Giveunitswithyouranswer.

A= B=

2 Useapieceofwooltomeasuretheperimeterofthehexagon.

Howmuchwooldidyouneed?Giveunitswithyouranswer.

3 a) Measureeachsideoftherectangleandlabelit.

b) Whatistheperimeteroftherectangle?

©WhiteRoseMaths2019

A B

6 Aishaisworkingouttheperimeterofarectangle.

Shemeasuresthelengthofall4sidesandlabelstherectangle.

HowdoyouknowthatAisha’smeasurementsarewrong?

7 Isitpossibletoworkouttheperimeterofeachshape?

Circleyouranswer.

a)

yesno

b)

yesno

c)

yesno

Howdoyouknowwhetheryoucanorcannotfindthe

perimeterofeachshape?

Talkaboutitwithapartner.

4 Measuretheperimeterofeachshape.

a)

perimeter=

b)

perimeter=

5 Drawatrianglewithaperimeterof15cm.

©WhiteRoseMaths2019

50 cm

15 cm

20 cm20 cm

60mm

25mm

8cm

60mm

25mm