Which is the best estimate of the area of a triangle that has a base of 23.62 cm and a height of 8.33 cm? a. 200 cm. b. 160 cm c.100 cm. d. 50 cm

Given a circle with measures of (c, d, and r) and a circle with measures of (c', d', and r'), what is d if c c' = 12 and d' = 0.50? a) 3 b) 6 c) 12 d) 24

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?

What statement is true? 2x^2-9x+2=-1