Se deja caer un ladrillo desde la azotea de un edificio. El ladrillo choca contra el piso en 2.5 segundos. Se puede despreciar la resistencia del aire, asi que el ladrillo esta en caida libre. a)¿que altura en m tiene el edificio? b)¿que magnitud tiene la velocidad del ladrillo justo antes de llegar al suelo?

Which expression converts 45 degree to radians

Me max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.

Using the figure below, select the two pairs of alternate interior angles.a: point 1 and point 4 b : point 2 and point 3 c: point 6 and point 6d: point 5 and point 7