Answer:
it 68.9
Step-by-step explanation:
because u add all that
Answer:
4800
Step-by-step explanation:
length = 20mm X 3 = 60mm
width = 20mm X 4 = 80mm
area = length X width = 60 X 80 = 4800 m
I hope it helps you!
Answer:
6<em>i</em> and -6<em>i</em>
Step-by-step explanation:
since its a negative then you have to remember to add a i