Answer:
Sin(angle)=0.1538
Angle=arcsine(0.1538)
Angle is 8.85 degrees
Explanation:
Firstly draw a diagram showing a triangle with the required angle, a hypotenuse of 130 ft and an opposite side of 20 ft.
The sine of the angle required uses the formula Opposite/Hypotenuse
(i am not sure sure)
