<span>0.05 arc-second = 1 degree/72000 = (pi
radians)/(180*72000) = 2.424 x 10^(-7) radians</span>
<span>The distance is roughly: </span>
<span>R*(theta) = (600 light-years)*2.424 x 10^(-7) = 0.00014544 light-years = 1.275
light-hours = (3600 seconds)*(3 x 10^8 m/s)*(1.275) = 1.38 x 10^12 meters.</span>
Answer:
b. 4/9
Step-by-step explanation:
The probability of selecting either two white or blue tiles and square and round tile is 4. The two white tiles could either be square and round, square, round, or the white tiles could be either square and round, round or square. Each tile has four possible outcomes blue,white, square,round.
Answer: 250:1
Step-by-step explanation:
Divide the measurement of appearance by the actual measurement.

The magnification scale is 250:1. The scale is used by a 250X magnifying lense.
The answer will be (B) hope this helps!
:D