The answer is 2.4. To arrive at this result, note the area is Area = ½ × 3 × 4 = 6.
On the other hand, Area = ½ × Hypotenuse × Shortest height.
Since Hypotenuse = 5 and Area = 6, we obtain Shortest height = 2 × Area / Hypotenuse = 2 × 6 / 5 = 2.4. Read more