Answer:
4
Step-by-step explanation:
18/4.5=4
Height because dependent variable is the measurement
Answer:
3x-6
Step-by-step explanation:
The given operation involves just swapping the two rows, so carrying out

on the matrix gives
Answer:
B
Step-by-step explanation:
the area of a parallelogram is the length of one of the sides multiplied with the length of the height on this side.
so, in this case it is
4×5 = 20 cm²