The diagram shows a square and 4 regular pentagons.
Work out the size of the angle marked x.

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

Matt had 5 library books. he checked out 1 additional book every week without retuening any books. whats the matching equation

Rounded to the nearest tenth, what is the value of x