Answer:
I'm not 100% on this but I believe it is 68° as well
I hope this is good enough:
Answer: 6 plants
Step-by-step explanation:
4.5 feet=
4.5*12 in=
9*6 in=54 in
54/8=6.75
6.75 ==> 6 plants
Answer:
c = - 2
Step-by-step explanation:
calculate the slope m using the gradient formula
m = ( y₂ - y₁ ) / ( x₂ - x₁ )
with (x₁, y₁ ) = (8, 0) and (x₂, y₂ ) = (- 8, c)
m =
=
= 
cross- multiplying gives
8c = - 16 ( divide both sides by 2 )
c = - 2