Check the picture below.
Answer:
c
Step-by-step explanation:
(3, -8)
-3*3 - 3y = 15
-9 -3y = 15
3y = -24
y = -8
P = 20 cm
The appropriate formula is P = 2W + 2L.
Here that comes to P = 2(6 cm) + 2(4 cm) = 20 cm