What is the volume of the pyramid in the diagram? A. 1,500 cm3
B.
2,500 cm3
C.
4,500 cm3
D.
7,500 cm3

With this question! what is process of elimination? ? p. s. my brothers acc got banned so add his new one @ yamauchiyamyam17

Researchers were interested in whether relaxation training decreases the number of headaches a person experiences. they randomly assigned 20 participants to a control group or a relaxation training group and noted the change in number of headaches each group reported from the week before training to the week after training. which statistical analysis should be performed to answer the researchers' question?

Ab and bc form a right angle at point b. if a= (-3,-1) and b= (4,4) what is the equation of bc?