2. find the length of nm. if necessary, round to
the nearest tenth
n(-5,-1)
m(9,7)

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?

The length of a rectangular piece of land is 92 yards more than three times its width. the perimeter is 760 yards. find its dimensions.

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