If a shape is a rhombus, then the diagonals are perpendicular. A square is a rhombus.

What is a logical conclusion from the given statements?

A.
The sides of a square are perpendicular.
B.
The diagonals of a square are perpendicular.
A rhombus is a square.
D.
The diagonals of a square are not perpendicular.

True or false look at the picture pls : /

What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2

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.