A tsunami warning siren can be heard up to 2.5 miles away in all directions. From how many square miles can the siren be heard?

Choose the correct slope of the line that passes through the points (1, -3) and (3, -5)

C. using a standard deck of 52 cards, the probability of selecting a 4 of diamonds or a 4 of hearts is an example of a mutually exclusive event. true of false

X^2/100+y^2/25=1 the length of the major axis is: a)5 b)10 c)20