How do I find the area of a rectangular prism with a height of 29 cm longer side with a length of 19 cm and the shorter side a length of 6.5 cm
The surface area is given by :
2 * [ 29 * 19 + 29 * 6.5 + 19 * 6.5 ] =
2 * [ 551 + 188.5 + 123.5 ] =
2 * [ 863 ] =
1726 cm^2
thanks
+71 
