Step-by-step explanation:
the answer is going to be 660 cm
Answer:
6.9
Step-by-step explanation:
An octagon has 8 sides so:
55.2=8*x
x=55.2/8=6.9

to solve for j first you need to cross multiply;
j × 35 = 42 × 55
35j = 2,310
j = 2,310 ÷ 35 (did the inverse operation)
j = 66
Hope that helps :D
Answer:
5.33
Step-by-step explanation:
5+1/3
=5.3333
=533.33333333%