Area and Volume

Question 1

cm2=

Answer 1

1cm2=1cm x 1cm

10mm x 10mm

Question 2

m2=

Answer 2

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

Question 3

ha

Answer 3

1ha= 100m x 100m

=10 000m2

Question 4

km2

Answer 4

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

Question 5

area of square

Answer 5

a=s2

Question 6

area of rectangle

Answer 6

a=lw

Question 7

area of trapezium

Answer 7

a= 1/2 (a=b)h

Question 8

area of triangle

Answer 8

a= 1/2bh

Question 9

area of parallelogram

Answer 9

a=bh

Question 10

area of kite and rhombus

Answer 10

a=1/2xy

Question 11

area of circle

Answer 11

a=πr2

Question 12

cubic centimetre

Answer 12

1cm3=1cm x 1cm x 1cm

=1000mm3

Question 13

cubic metre

Answer 13

1m3=1m x 1m x 1m

=1 000 000cm3

Question 14

how do you covert 1cm3 to 1m3

Answer 14

divide by 1 million

Question 15

how do you covert 1m3 to 1cm3

Answer 15

times by 1 million

Question 16

how do you convert 1cm3 to 1mm3

Answer 16

times by 1000

Question 17

how do you convert 1mm3 to 1cm3

Answer 17

divide by 1000

Question 18

volume of a prism

Answer 18

area of cross section x height

area=ah

Question 19

volume of a cylinder

Answer 19

area=πr2h

Question 20

1L = how many ml

Answer 20

1000ml

Question 21

1KL = how many L

Answer 21

1000L

Question 22

1ML = how many KL

Answer 22

1000KL

Question 23

1cm3= ?ml

Answer 23

1ml

Question 24

1m3= ?l

Answer 24

1000l