Answer:
slope = -4/5 y-intercept = 1
Step-by-step explanation:
y = -4/5+1
19.64
the permieter is 5 so 5/2=2.5 2.5x2.5=6.25 6.25x3.14=19.64
From -6 to positive 1 the length is 7
you still add'em.