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What is the value of y?

What is the value of y?-example-1
User Zalivaka
by
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1 Answer

3 votes

Find UT


\\ \rm\Rrightarrow UT^2=9(3)


\\ \rm\Rrightarrow UT^2=27


\\ \rm\Rrightarrow UT=3โˆš(3)

Now


\\ \rm\Rrightarrow y^2=9^2+27


\\ \rm\Rrightarrow y^2=81+27


\\ \rm\Rrightarrow y^2=108


\\ \rm\Rrightarrow y=6โˆš(3)

User Brittiany
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