Answer:
Step-by-step explanation:
i dont know
Answer:
dimension is 5cm * 4 cm
Step-by-step explanation:
As the plane is parallel to the base, the ratio between plane's length and width is equal to the ratio of that of the base. -> similar shape.
Moreover, it also divided the rectangular prism into 2 smaller rectangular prism. hence the plane is identical to the base. Hence, same dimension.
see photo
To do this i add them uo and easily subtract woth a hand held calculator
N * 0.4 =8n*0.4:0.4=2
8 2*0.4:0.4= 32.8:0.4=82