The angle Ф = 24.15°
Step-by-step explanation:
We have to determine the angle Ф
Given the triangle, we can determine that
sin Ф = opposite / hypotenuse
Here,
The opposite of Ф = 18 The hypotenuse = 44
so
sin Ф = opposite / hypotenuse
Thus,
The angle Ф = 24.15°