A2
B3
C4
D1
Answer:
A. 2
Read Explanation:
Diagonals Bisect Each Other:
If a parallelogram has diagonals AC and BD, they intersect at their midpoint.
This means:
AO=OC and BO=OD
3y=y+2
2y=2
y=1
x+3=2x+y
3=x+1
x=2
A2
B3
C4
D1
Related Questions:
A square pyramid is cut, open and laid flat as in the figure below. What is the surface area of this pyramid ?