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primary 6 | Maths | Geometry
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PurpleOlive
PurpleOlive

primary 6 chevron_right Maths chevron_right Geometry chevron_right Singapore

Hi, how can we solve this qn? Thank you in advance for your kind assistance.

Date Posted: 3 years ago
Views: 254

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If you see the pattern there are 3 different lengths on the straight line and the number of shapes are the same for each respective length. Notice there are 2 triangles and a square for each length? The pattern is that there are same number of sides for each set of shapes. So if you multiply the length of AB to the number of sides you will get the answer! Remember to only include the perimeter.
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Xan
Xan's answer
2 answers (A Helpful Person)
1st
PurpleOlive
PurpleOlive
3 years ago
Thank you!
Does that mean the answer is 144cm?
Working: there are 18 sides.
18/3=6.
6 x 24=144cm.