Please help I’ll mark you as brainliest if correct

Sense it tells you in the beginning that both shapes are similar you know that the angles are going to be the same so angle F has to be 120 Engel E has to be 85 angle D Hass to be 75 and angle C has to be 80. That should give you two of your answers already. Now to find line FE you need to figure out the difference between the shapes. I show you this in the picture below. All I did was use cross multiplication. And since you know that shape EFGH is smaller than shape ABCD. You know that 4 is most likely your answer because it’s smaller than 5.

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The answer to that is 6