Answer:
6/2(1+2)
the 2 will divide 6 or go into 6 ,how many times, 3 times because 2*3=6
next 1+2=3
therefore 3(3) =9
5530 mm is 553 cm and 5.53 m.
See there is x° see the angle is right angle so
X = 90°
Y = 270°