Question 1 (5 points) image

Find the distance between the points B and B′′ if ΔABC is reflected across the line l to form ΔA′B′C′, followed by a reflection across line m to form ΔA′′B′′C′′
Question 1 options:

A)

10

B)

2.5

C)

5

D)

20

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 =