A model car is 3 3/4 inches long. Using a scale of 1)2 in = 2 ft, find the actual length of the car.

a)9.375 feet
b) 15 feet
c) 13.36 feet
d) 8.35 feet

Which equation represents a circle with a center at (–3, –5) and a radius of 6 units? (x – 3)2 + (y – 5)2 = 6 (x – 3)2 + (y – 5)2 = 36 (x + 3)2 + (y + 5)2 = 6 (x + 3)2 + (y + 5)2 = 36

Evaluate the expression for the given value of the variable 7a - 4a for a =8

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 =