Fred exercise 3/4 hours on Monday 1 3/4 hours on Wednesday and 1/2 hour on Friday for how long in minutes did Fred exercise over the span of those three days

180 minutes

Step-by-step explanation:

3/4 + 7/4 + 2/4 = 12/4 = 3 hours = 180 minutes

for this case we have by definition, if two lines are perpendicular, then the product of their slopes is -1.

then, given the following line:

so,

we are looking for m_ {2}:

then, the line is given by:

we find "b" replacing the given point:

finally, the equation is:

option c