Question

find the perimeter of a regular octagon of side 4.5 cm

Answer 1

hi friend
perimeter =8a (a is side)
p=8a
p=8
$p = 8 \times 4.5 \\ p = 36$
perimeter is 36cm

Answer 2

Answer:

36 cm

Step-by-step explanation:

8×4.5=36 cm

octagon has 8 sides