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secondary 4 | E Maths
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Abbass
Abbass

secondary 4 chevron_right E Maths chevron_right Singapore

Question 16 c

Date Posted: 1 month ago
Views: 23
snell
Snell
1 month ago
qn 16(c) says
This ACCURATE pie chart ... ... ...

it means u hv to use a protractor to measure the angle of the sector for age 21 to 30.

it is incorrect to calculate the angle to be 79.2 deg from [44/200 x 360 deg].

to solve,
u need to use a protractor to measure the angle of the sector for age 41 to 60
&
calculate the no. of adults for for age 41 to 60
Abbass
Abbass
1 month ago
Thank you
Joel
Joel
3 weeks ago
u won't need a protractor,the total number of adults and number of people aged 41-60 has already been given so u just apply it to solve

See 1 Answer

(62+21/200)x360=149.4
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Joel
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