Question

Q13. The following table shows the expenditure in percentage incurred on the construction of a house in
a city
Items
Exp. (%)
Bricks
15
Cement
20
Steel
Labour
25
Miscellaneous
30
Construct a pie chart for the above data​

Answer 1

We know:

Central angle of a component =

sumofcomponentvalues

componentvalue

×360

∘

Here, total expenditure =300 in thousand Rs

Thus, central angle for each component can be calculated as follows:

Item Expenditure(in %) Sector angles

Cement 60

300

60

×360

∘

=72

∘

Timber 30

300

30

×360

∘

=36

∘

Labour 45

300

45

×360

∘

=54

∘

Bricks 75

300

75

×360

∘

=90

∘

Steel 45

300

45

×360

∘

=54

∘

Miscellaneous 45

300

45

×360

∘

=54

∘

Answer 2

Answer:

pie chart bnane ke liye formula bta detaa hu bakii toh tu kr hi legaa

Step-by-step explanation:

15/total into 360