Which of the following statements is/are TRUE about special parallelograms? I. Every square is a rectangle.

II. Every rhombus is a rectangle.

III. Every rectangle is a square.

IV. Every parallelogram is a rhombus.​

dc=6 square root of 3 and ac is 12 square root 3

c and d

step-by-step explanation:

square root of 3/2 = 18/c

cross multiply to get 18*2=√3*c

36/√3 * √3/√3 = c

c= 36*√3/3

c=12√3

i think the answer is c sorry if it's wrong

96 cm is the answer.