Question

alguem sabe resolver essas duas questoes ?

Answer 1

Ex4.
...............sen...............cos...............tg
30º..........1/2...............√3/2.............√3/3
45º..........√2/2.............√2/2..............1
60º..........√3/2..............1/2..............√3

Ex5.

sen(60º) = h/1 ⇔ √3/2 = h/1 ⇔ h = 1,732/2 ⇔ h = 0,866 metros

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09/10/2016
Sepauto 
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