Answer:
54.5°
Step-by-step explanation:
You know that in a right triangle, the sine of an angle is given by ...
Sin = Opposite/Hypotenuse
sin(D) = EF/ED = 57/70
The inverse sine function is used to find the angle:
∠D = arcsin(57/70)
∠D ≈ 54.5°
Explain your question more
Answer:
the answer is d
Step-by-step explanation:
It would be 1.3 less than the other.
What is the question that you are asking? Do you need to write an equation?