untucked2k untucked2k

01-04-2020
Mathematics

contestada

cos45=9/y PLEASE HELP ME

Respuesta :

dannielle dannielle

01-04-2020

Answer:

cos 45=V2/2=9/y

so y*V2=2*9

y=2*9/V2=9V2

y=9V2

Step-by-step explanation:

Answer Link

01-04-2020

Answer:

y=17.13307

Step-by-step explanation:

Cos45=0.5253

So

0.5253=9/y cross multiply

0.5253y=9. Divide both side by 0.5253

y=9/0.5253

y=17.13307

Answer Link

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