To find the slope, jackie makes right triangle p by using the graph of the line as the hypotenuse of the triangle as shown in the figure. to check her work, she repeats the process and makes a right triangle q as shown. which statement explains why the slope of the line should be the same when calculated with either triangle? a the two triangles are similar. b the two triangles are congruent. c one triangle is a translation of the other triangle. d the lengths of the hypotenuse of each triangle are equal.

Aresearch study is studying the effects of a new drug for osteoporosis alzheimer's disease (ad) for women above the age of 65 years. a group of individuals with osteoporosis is randomized into two groups. one group is treated conventionally, and the second group is treated with the new medication. assessments are made at 3, 6, 12, 36, and 48 months. the conventionally treated group is assessed for ad using a serum blood test, and the treatment group is assessed for ad using a pet radiotracer that binds to beta-amyloid plaques. in comparing these 2 trial arms, the authors of the study may encounter which type of bias? a. selection bias on the risk of developing b. measurement bias c. confounding bias d. recall bias e. lead-time bias