Answer:
The length of TR to the nearest tenth of a foot is 4.9 feet.
Explanation:
Δ RST is a Right Angle Triangle at
∠ T = 90°
∠ S = 66°
ST =2.2 feet
To Find:
TR = ?
Solution:
In Right Angle Triangle Δ RST we will apply Tangent Rule

The length of TR to the nearest tenth of a foot is 4.9 feet.