Given two angles that measure 50° and 80° and a side that measures 4 feet, how many triangles, if any, can be constructed?
exactly one unique triangle
no triangle
exactly three unique triangles
exactly two unique triangles

Asurvey of 45 teens found that they spent an average of 25.6 hours per week in front of a screen (television, computer, tablet, phone, based on the survey’s sample mean, which value could be the population mean? 2.3 hours 27.4 hours 75.3 hours 41.5 hours

If the value of cos330°is√3/2 then find cos 165°.

Segment wx is shown explain how you would construct a perpendicular bisector of wx using a compass and a straightedge