18th February The Do Now
5 Min
Perseverance hit the Martian atmosphere moving at around 12,000 miles per hour
(that's an incredible ( miles/sec ) slowed down to a complete stop within 420
seconds.
LA
What is the height to which the Martian
atmosphere extends above the surface?

Let x = a + bi and y = c + di and z = f + gi. which statements are true?

The length of a rectangular board is 3 feet less than twice its width. a second rectangular board is such that each of its dimensions is the reciprocal of the corresponding dimensions of the first rectangular board. if the perimeter of the second board is one-fifth the perimeter of the first, what is the perimeter of the first rectangular board?  

Suppose medical records indicate that the length of newborn babies (in inches) is normally distributed with a mean of 20 and a standard deviation of 2.6. find the probability that a given infant is between 14.8 and 25.2 inches long.