Lucas wants to enlarge a 3- by 5-inch photo to a 7 1/2 by 12 1/2 inch photo. What is the scale factor of the dialation?

The vertices of a triangle are a(7,5), b(4,2), c(9,2). what is m

Aball is thrown from a height of 139 feet with an initial downward velocity of 15 ft/s. the ball's height h (in feet) after t seconds is given by the following. h=139-15t-16t^2 how long after the ball is thrown does it hit the ground? round your answer(s) to the nearest hundredth. (if there is more than one answer, use the "or" button.) t =

Divide. write in simplest form 41/6 divided by 10