4 In the diagram, OA = 1 cm, angle AOB = angle BOC= angle COD= 30° and angle OAB = angle OBC= angle OCD= 90°. (i) Find the length of OD giving your answer in the form a√3. D (ii) Show that the perimeter of OABCD ${(1+√3) cm.

2? if not the correct answer you might need to provide more information

step-by-step explanation:

step by step solution :

step   1   :

1.1     4 = 22

(4)3 = (22)3 = 26

equation at the end of step   1   :

  ((23) • 26)2

step   2   :

equation at the end of step   2   :

  (23 • 26)2

step   3   :

final result :

  218

ya

i need more details

step-by-step explanation:

you did the answer gesesgsesegsge