Answer:
−8.1n+8.2
Step-by-step explanation:
surface area= perimeter x height + 2b
s= pxh+2b
example: 18(8)+2(12)
explain: 18 is the perimeter and 8 is the height then you have to add the base times 2
Answer:
It would be the last one 6x+7209
Step-by-step explanation:
because it will be simplify not factor by