Eva is decorating for a birthday party. she would like to add a paper streamer around the edge of a round table. the table covers an area of 19.5 square feet. what is the minimum length of the paper streamer eva needs? use your calculator to solve for r

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?

Can someone me on this math worksheet about finding the given variable for these angles, and whether the triangles are similar. i really need these answers i’m so confused: ( !

Shirley spelled 12 of her 15 spelling words correctly on the test. what percentage did shirley get on the test?