)hector wants to laminate the tabletop in his study room. the tabletop is the shape of an isosceles trapezoid shown here. if laminating costs $4 per square foot, what is the total cost to laminate the tabletop? a trapezoid with a height of 4 feet and bases of 6 feet and 10 feet is shown.

$136 $128 $112 $32

For a science project, a high school research team conducted a survey of local air temperatures. based on the results of the survey, the found that the average temperatures were around 10 degrees higher than expected. this result was wrong. the trouble with the survey was that most of the locations were exposed to direct sunlight and located over asphalt or sand, which resulted in higher temperatures than normal. this is a classic example of an error in which phase of inferential statistics?