1. The surface area of a rectangular prism is 150 cm². If all the sides are tripled, what will the new surface area be? 1. The surface area of a rectangular prism is 150 cm². If all the sides are tripled, what will the new surface area be? @Mathematics

Question

1.	The surface area of a rectangular prism is 150 cm². If all the sides are tripled, what will the new surface area be? 1.	The surface area of a rectangular prism is 150 cm². If all the sides are tripled, what will the new surface area be? @Mathematics

anonymous · Answer

the new surface area will be 9 times as large, so 9*150 so 1350 cm^2

anonymous · Answer

but y 9?