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secondary 3 | A Maths
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secondary 3 A Maths Singapore

help pls asap

Date Posted: 3 years ago

Views: 157

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Date Posted: 3 years ago

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help

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3 years ago

where did 36 degrees came from

PhysChemTutor

PhysChemTutor

3 years ago

72/2 = 36. I have sent you another diagram to illustrate

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Date Posted: 3 years ago

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help

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3 years ago

isnt interior angle 108 degrees 72 degree is exterior

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Help

3 years ago

and isnt sin O/H ? shouldn't it be tan