Find the missing sides Use the image below

asked Sep 14, 2023 167k views

1 vote

Find the missing sides
Use the image below

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4 votes

Answer:

$x =3 \\ \\ y = (3 √(2) )/(2)$

Explanation:

$\tan(45) = (y)/( (3 √(2) )/(2) ) \\ \\ 1 = (y)/( (3 √(2) )/(2) ) \\ \\ y = (3 √(2) )/(2)$

$\cos(45) = ( (3 √(2) )/(2) )/(x) \\ \\ (1)/( √(2) ) = ( (3 √(2) )/(2) )/(x) \\ \\ \\ x = √(2) * (3 √(2) )/(2) \\ \\ x = (3(2))/(2) \\ \\ \\ x = 3$

Yuanfei Zhu answered Sep 20, 2023

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