radius=4/2=2
perimeter =4×side
perimeter =4×4=16 in
area=side²
area=4²
area=16
step-by-step explanation:
|ab| = 1.4 = 4
h = 1.4 = 4
a(abc) area = 4.4 = 16/2 = 8
area of abc = 8 cm^2
good luck ! ; )