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16-07-2020
Mathematics

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Find y. Question attatched.

Find y Question attatched class=

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bekkarmahdi702 bekkarmahdi702

16-07-2020

Answer: y=4

Step-by-step explanation:

We have a khown angle wich is 30 degree .

Cos 30 = root square of 3 /2

So root sqaure of 3/2 = 4 root square 3 / x

X= 4 r.sq 3 / r.sq 3/2 = 8

So we just need to apply the pythagorian theorem

X^2= y^2+ 48

64 = y^2 +48

Y^2 = 16

Y=4

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