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Answer :

BishrantBaralgo

Answer:

please last option

using 45 degree as reference angle

using tan relation

Tan45=perpendicular /base

1 = x\6

x = 6

now using right angled triangle relation

H²=p²+b²

then h²= 6²+6²

H = √36+36

H =6√2

therefore y=6√2

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