Answer:
3x+y=-31
Step-by-step explanation:

Slope of perpendicular line is -3.

Sub in the point (10, -1)

Answer:
D
Step-by-step explanation:
that what I think but not sure
Answer:
-140 ft is not a distance
Step-by-step explanation:
Distance must be a positive number
-140 is negative
Where is X in the equation?
In order to solve for the area of the triangle with the
given dimensions, we use the equation
<span> A
= ac(cos b)/2</span>
Substituting the known values,
<span>
A = (11 cm)(18 cm)(cos 104o)/2 = 23.95 cm2</span>
<span>Thus, the answer is the third choice. </span>