It takes 8.9 years for light produced on Carinae V602 to reach the sun. If star X is 30 times as far from the sun as Carinae V602 is, how far is star X from the sun, to the nearest light year?

Is δ pmr similar to δ smn ? if so, which postulate or theorem proves these two triangles are similar?

How do you write something in scientific notation?

Recall that the owner of a local health food store recently started a new ad campaign to attract more business and wants to know if average daily sales have increased. historically average daily sales were approximately $2,700. the upper bound of the 95% range of likely sample means for this one-sided test is approximately $2,843.44. if the owner took a random sample of forty-five days and found that daily average sales were now $2,984, what can she conclude at the 95% confidence level?