Answer:
372 in ^2
Step-by-step explanation:
Wrapping a present is surface area
SA = 2( lw+wh+hl)
= 2 ( 12*3 + 12*10 + 3*10)
= 2 ( 36+120+30)
= 2 (186)
= 372 in ^2
Answer:
1/2
Step-by-step explanation:
3x10 equals 30. The .4 is in the tenths place so multiplied by 10 will move it to the ones place.