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primary 6 | Maths | Measurement
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Vernice Lee
Vernice Lee

primary 6 chevron_right Maths chevron_right Measurement chevron_right Singapore

I need help for this question thx

Date Posted: 1 year ago
Views: 176

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Christmas MT
Christmas Mt's answer
3275 answers (A Helpful Person)
1st
The first hint is there are 2 squares.

The tilted squares has a 2 lines creating a cross in the square touching all 4 vertices. This means that the square is made up of 4 isosceles triangle with 45 degrees on both side.

Now you can find out the angle 180 - 45 -32 = 103
Here note that y is form from 2 lines crossing, hence vertically opposite angles.
360 - 103 - 103 = 154
154/2 = 77