18. What is the geometric mean of 4 and 16?

When ∆rst is translated 4 units down, what are the apparent coordinates of t’? give 15 points

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

An energy drink company claims that its product increases students' memory levels. to support its claims, the company issues advertisements claiming that 8 out of 10 people (chosen randomly from across the country) who tried their product reported improved memory. the missing component in this study is a .