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primary 5 | Maths | Angles & Geometry
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Tanvik
Tanvik

primary 5 chevron_right Maths chevron_right Angles & Geometry chevron_right Singapore

Find the value of 4x.

Date Posted: 5 months ago
Views: 136
Alan
Alan
2 months ago
Line OR and PQ are //
Each interior angle of the octagon is 135
< WPO = 22.5
< PWR = 22.5+45 = 67.5 = x
4x = 270

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Daniel
Daniel's answer
6 answers (Tutor Details)
1st
Since you found the internal angle find these angles in order:
1) OPQ
2) YOP
3) OPY using isosceles
4) PWO
5) PWR
6) PWR x 4

Hope I helped and all the best in your studies!
Tanvik
Tanvik
5 months ago
Thank you very mich Hafiz for the answer.