Mr. green teaches band, choir, and math. this year, he has 57 students that take at least one of his classes. he teaches band to 25 students. there are 9 students who have mr. green for math and nothing else. use the venn diagram below: how many students take exactly 2 classes with mr. green? i need with this

Describe the relationship between the angles of similar triangles and the sides of similar triangles

In the field of thermodynamics, rankine is the unit used to measure temperature. one can convert temperature from celsius into rankine using the formula , what is the temperature in celsius corresponding to r degrees rankine? a. 9/5(c - 273) b. 9/5(c + 273) c. 5/9( c - 273) d. 5/9( c + 273)

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