Question

find the total surface area of cuboids of length, breadth and height as given
Ialow :
1) 12 cm, 10 cm, 5 cm​

Answer 1

(1) length =12 cm breadth =10 cm height =5 cm

TSA=2(lb+bh+lh)=2[12×10+10×5+5×12]

TSA=2[120+50+60]=2×230

[TSA=460sqcm]

here,TSA is the short term used for total surface area.

hope it helps you :)