Lamentis Lamentis

24-10-2021
Physics

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How am i supposed to know if i should use sin/cos/tan when i have 2 unknowns?

How am i supposed to know if i should use sincostan when i have 2 unknowns class=

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tarekalnjjar999 tarekalnjjar999

24-10-2021

Answer:

a=6.71cm and b= 9.948cm

Explanation:

[tex]\frac{a}{h} = sin(\alpha )\\a=hsin(\alpha )\\\\\\\frac{b}{h} =cos(\alpha )\\b=hcos(\alpha )\\[/tex]

which alpha is 34°

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