First you grapgh 0,-3 then you follow the slope of going 4 up 5 to the right and contine up also on e-where it is 0,-3 you go down 4 and 5 to the left and contine that to make a straught line.
Answer:
cosA = 
Step-by-step explanation:
cosA =
=
=
= 
The product will be 40 I believe?