Vega, the brightest star in the constellation Lyra, has a parallax angle of approximately 0.13 arcseconds when viewed at 2 different times six months apart. Approximately how far away is Vega from the Sun? A. 0.77 light years
B. 2.5 light years
C. 7.7 light years
D. 25 light years

Franco wants to double the volume of the cone. what should he do?

Iwant to know what 3g+5h+4g-2h is my teacher is too selfish to tell us

The annual snowfall in a town has a mean of 38 inches and a standard deviation of 10 inches. last year there were 63 inches of snow. find the number of standard deviations from the mean that is, rounded to two decimal places. 0.44 standard deviations below the mean 2.50 standard deviations below the mean 0.44 standard deviations above the mean 2.50 standard deviations above the mean