In AQRS, the measure of ZS=90°, the measure of ZQ=20°, and QR = 2 feet. Find the length of SQ to the nearest tenth of a foot.

Answer = 1.9feet

What is 1/2 x (6 x 4)+3 + 2 show your work

Kayaks rent for $35 per day. which expression can you use to find the cost in dollars of renting 3 kayaks for a day?

Anew test for ra is being developed. the test is administered to 750 patients with ra and 750 without ra. for the sake of the question, assume the prevalence of ra in this population is 50%. of the 750 patients with ra, 575 have a positive result. of the 750 patients without ra, 150 have a positive result. what is the positive predictive value of the new test? a575/(575+150) b. 600/(600+ 150) c. 575/(575+125) d. 600/(600+ 125)