Answer: 2000
Step-by-step explanation:
Answer:
0.0000805
Step-by-step explanation:

= 0.0000805
<span>In a 30-60-90 triangle the side opposite the 30 degree angle is half the length of the hypotenuse.
The short leg is </span>the side opposite the 30 degree angle. If the short leg =x, then the hypotenuse = 2x
The ratio of the short leg to the hypotenuse in the given triangle is cos(60°)

Answer is C. 1:2