Can someone help me asap please, i've beens stuck for the longest.


What is the length of stack BC with bar on top ? Round to the nearest tenth of a unit.




A.

3.5 units


B.

4.9 units


C.

8.6 units


D.

15.0 units

Can someone help me asap please, i ve beens stuck for the longest. What is the length of stack BC with bar on top ? Round to the nearest tenth of a unit. A. 3.5 class=