Respuesta :

samuelpoly011

Answer:

4/8.1 is the answer.

Step-by-step explanation:

sin Θ = opposite side / hypotenuse

sin ∠F = 4/8.1

Answer: 4/8.1

Step-by-step explanation:

SOH CAH TOA

So son uses opposite and hypotenuse

Opposite from the angle of DFE is 4 and hypotenuse is 8.1 so

sin-1(4/8.1)= angle DFE