Answer :

danilka7
The answer is 4.5

Because,
6/2=3
3*1.5=4.5

Hope this helps!
these 2 triangles are similar as each of angles 70 ,78 and 32
So corresponding sides are in the same ratio
2/6 = 1.5 / XZ
2XZ = 6*1.5 = 9

XZ = 4.5

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