Answer:
60 degrees.
Step-by-step explanation:
We use trigonometry of a right angled triangle:
Adjacent side = 20 ft, Hypotenuse = 40 ft.
cos x = adjacent / hypotenuse = 20/40 = 1/2
x = 60 degrees.
Answer:
u need to give more points for thouse kind of questions
Step-by-step explanation:
Answer:
It should be D if not Than A
Answer:
B. 53.1 cm³
Explanation:

Here Given:
height: 11.5 cm
diameter: 4.2 cm
radius: d/2 = 4.2/2 = 2.1
Volume:


≈ 