Using the given points, determine ∆y.
(-3,-5) and (0, 10)
∆y=3
∆y=5
∆y = 13
∆y = 15

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 .

Draw a scaled copy of the circle using a scale factor of 2

Koji is installing a rectangular window in an office building. the window is 823 feet wide and 534 feet high. the formula for the area of a rectangle is a=bh. what is the area of the window? enter your answer as a mixed number in simplest form in the box. $$ ft2