Question

find the area of parallelogram whose base is 4.2 decimeter and height is 25

Answer 1

since the unit of height of the parallelogram is not mentioned i assume it to be Decimeter

then ,

area of parallelogram = Base X height

                                    = 4.2 Dm X 25 Dm

                                    = 105 Dm²

REGARDS

Answer 2

hey mate your ans is here::-
area of parallelogram=base×height
=4.2decimeter×25decimeter
=105decimeter

I hope it's useful,so
PLZ...marked me as BRAINLIST,if you like