Answer:1.84
Explanation:
Given
Humming bird travels 1.2 m along a straight line at height of 3.4 m
Now bird drops 1.4 m to hover in front of the flower
So bird net displacement is
displacement[tex]=\sqrt{1.2^2+1.4^2}[/tex]
displacement[tex]=\sqrt{3.4}[/tex]
=1.84