It is four. So two and two you add them together to be four. Good job. Your learning :)
(-5+8*i)+(-9+5*i) evaluates to <span>-14+13i</span>
Step-by-step explanation:
Given,
Base of the triangle

Hypotenuse of the triangle = 5
Height of the triangle = x
Therefore, According to Pythagoras Theorem,







Hence, the required value of <u>x is 1.</u>