Answer :
Answer:
4.2
Step:
P=2( base+height)
152.8= 2*72.2 + 2(height)
152.8-144.4 = 2* h
h = 8.4/2= 4.2
4.2
Step:
P=2( base+height)
152.8= 2*72.2 + 2(height)
152.8-144.4 = 2* h
h = 8.4/2= 4.2