What is the area of the triangle whose vertices are l(4, −6)l(4, −6) , m(9, −6)m(9, −6) , and n(6, −2)n(6, −2) ? enter your answer in the box.

Abiologist is recording the loss of fish in a pond. he notes the number of fish, f, in the pond on june 1. on july 1 there were 63 fish in the pond, which is 52 fewer fish than were in the pond on june 1. which equation represents this situation? a. f – 52 = 63 b. f – 63 = 52 c. 63 – f = 52 d. f – 63 = –52

Find the required measurements of the following trapezoids. a = 8 cm b = 16 cm h = 10 cm

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?