aissatoure0608 aissatoure0608

03-08-2021
Mathematics

contestada

find x.
can someone work it out for me so i can try and figure out how to do problems like this on my own? please and thank you

find x can someone work it out for me so i can try and figure out how to do problems like this on my own please and thank you class=

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

03-08-2021

Answer:

x = 7/2

Step-by-step explanation:

Since this is a right triangle, we can use trig functions

cos theta = adj side / hypotenuse

cos 45 = x / 7 sqrt(2) /2

7 sqrt(2)/2 cos 45 = x

7 sqrt(2)/2 (1/ sqrt(2))= x

7/2 = x

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