Answer:
slope = - 
Step-by-step explanation:
Calculate the slope m using the slope formula
m = 
with (x₁, y₁ ) = (23, - 30) and (x₂, y₂ ) = (- 7, 18)
m =
=
=
= - 
240, you just add a zero to 24, I don't know what you mean by zero the hero of 4 square, hope this helps!
Step-by-step explanation:
15.5 feet to meter =4.7244