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3 years ago

11

abc is a triangle in which ∠a = 60o, ab = 3 cm and ac = 4 cm. if bd is the perpendicular from b to the side ac, what is the leng

th of bd?

1 answer:

Hatshy [7]3 years ago

4 0

Hello,

BD/AB=sin A
==>BD=sin A * AB=√3/2*3=3/2 *√3=2,598076.... (cm)

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