Area and Volume Flashcards
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
