Hi, i need help with part (b), thank you so much.

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secondary 2 Maths Singapore

Hi, i need help with part (b), thank you so much.

Date Posted: 2 months ago

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After proving that angle ADC is 90° using Pythagoras Theorem, you need to use trigo to find DB and AB since angle ADB is also 90°

Date Posted: 2 months ago

Kenji .

2 months ago

thank you!