PLEASE HELP ME 
A. 6,000 cm3 
B. 3,000 cm3 
C. 4,000 cm3 
D. 900 cm3
                                             
                                          
                                          
                                        
											 
											Answer:
A 6000
Step-by-step explanation:
15x20 = 300
300 x 10
since theres two rectangles with the same side lengths
3000 x 2
6000
Answer:
A 6000 cm^3
Step-by-step explanation:
Bottom rectangular prism volume = 15 x 20 x 10 = 3000 cm^3
Top prism = 10 x 20 x 15 = 3000 cm^3
Summed = 6000 cm^3