Area and Volume Flashcards Preview

year 8 maths exam > Area and Volume > Flashcards

Flashcards in Area and Volume Deck (24)
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1
Q

cm2=

A

1cm2=1cm x 1cm

10mm x 10mm

2
Q

m2=

A

1m2=1m x 1m
=100cm x 100cm
=10000cm2

3
Q

ha

A

1ha= 100m x 100m

=10 000m2

4
Q

km2

A

1km2= 1kn x 1km
=100m x 100m
= 1 000 000 m2
1km2 = 100ha

5
Q

area of square

A

a=s2

6
Q

area of rectangle

A

a=lw

7
Q

area of trapezium

A

a= 1/2 (a=b)h

8
Q

area of triangle

A

a= 1/2bh

9
Q

area of parallelogram

A

a=bh

10
Q

area of kite and rhombus

A

a=1/2xy

11
Q

area of circle

A

a=πr2

12
Q

cubic centimetre

A

1cm3=1cm x 1cm x 1cm

=1000mm3

13
Q

cubic metre

A

1m3=1m x 1m x 1m

=1 000 000cm3

14
Q

how do you covert 1cm3 to 1m3

A

divide by 1 million

15
Q

how do you covert 1m3 to 1cm3

A

times by 1 million

16
Q

how do you convert 1cm3 to 1mm3

A

times by 1000

17
Q

how do you convert 1mm3 to 1cm3

A

divide by 1000

18
Q

volume of a prism

A

area of cross section x height

area=ah

19
Q

volume of a cylinder

A

area=πr2h

20
Q

1L = how many ml

A

1000ml

21
Q

1KL = how many L

A

1000L

22
Q

1ML = how many KL

A

1000KL

23
Q

1cm3= ?ml

A

1ml

24
Q

1m3= ?l

A

1000l