Answer:
13 units
Step-by-step explanation:
Points A(-1, -6) and B(-1, 7) both lie on the vertical line x=-1. That means the distance between them is the difference of their y-coordinates:
__
By -Ay = 7 -(-6) = 13
Segment AB is 13 units long.
(a)
The unknown information is the amount of potting soil Emmanuel bought last week.
(b)
40 lb of potting soil is 4 lb more than 3 times p (the amount of potting soil he bought last week).
The equation:

(c)

The solution to the equation is 12.
(d)
Last week Emmanuel bought 12 lb of potting soil.
Answer:
Step-by-step explanation:
Since it is a right angled triangle,
Tangent x° =opposite/adjacent
Tan x° =12/8=1.5
X° =Tan inverse(1.5) =56.30°