(1)The volume of a rectangular prism is 99mm³. Its width is 4.5mm, and its height is 2.2mm. What is its length?
(2)A sample of Lignum vitae 2.0m long, 0.5m wide, 0.1m thick. What is its mass?
(Hint:: density of Lignum vitae is 1,230Kg/m³)


Answer :

Answer:

346789

Step-by-step explanation: