ANSWER NEEDED ASAP For a professional cake competition, the highest point of the cake must be greater than 3.1 feet. So far, the highest point of one competitor's cake is 1.3 feet. Which inequality represents the number of feet, x, that the competitor needs to add to their cake in order for it to meet the height requirement?

Is every rectangle is a parallelogram? true false

Which is the best estimate of the product of 0.9 x 0.88? 0 0.25 0.5 1

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