Larissa made a solid wooden block as shown in the diagram below. She will paint all surfaces of the block.

What will be the total painted surface area of the block?

Question

Larissa made a solid wooden block as shown in the diagram below. She will paint all surfaces of the block.


What will be the total painted surface area of the block?

anonymous · Answer

360 cm2 

 408 cm2 

 333 cm2 

 453 cm2

anonymous · Answer

@estudier  please help

anonymous · Answer

Perimeter of the end is 24 time fifteen is the area of the sides.  Ends will be 3(10+6)/2=24 units each.  Add it up.

anonymous · Answer

By mental math, I calculate about 408 cm^2.

anonymous · Answer

Do you understand how it works?