Answer:
≈ 4.5
Explanation:
the distance d is the straight line from Link to the Blue soldier which is the hypotenuse of a right triangle.
Using Pythagoras' identity , then
d² = 4² + 2² = 16 + 4 = 20 ( take square root of both sides )
d =
≈ 4.5 ( to the nearest tenth )