Matematika Quizzz _______Panjang BC dari segitiga diatas adalah ? ...​

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Quizzz
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Panjang BC dari segitiga diatas adalah ? ...

Panjang BC adalah 16 cm.

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- Penyelesaian -

› BC² = AC² - AB²

› BC² = 20² - 12²

› BC² = (20 × 20) - (12 × 12)

› BC² = 400 - 144

› BC² = 256

› BC = √256

› BC = 16

Jadi panjang BC adalah 16 cm.

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