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.

72 fudge and 75 toffee

step-by-step explanation:

i hope this : )

correct answer:

b.(19,-2)

ca = ec

cpctc makes it so that corresponding parts of the triangle you proved to be equal are equal, the other options aren't part of the part of the triangles you proved to be equal.

step-by-step explanation: s