Given quadrilateral abcd ~ quadrilateral jklm and ad = 14, jm = 6, and kl = 9, what is bc?

Ahypothesis is: a the average squared deviations about the mean of a distribution of values b) an empirically testable statement that is an unproven supposition developed in order to explain phenomena a statement that asserts the status quo; that is, any change from what has been c) thought to be true is due to random sampling order da statement that is the opposite of the null hypothesis e) the error made by rejecting the null hypothesis when it is true

What ia the sum if the first 7 terms of the geometric series

Given the equation negative 4 square root x minus 3 equals 12