Question

Find the total surface area and lateral surface area of a chalk box whose height,
length and breadth are 25 cm, 20 cm and 15 cm respectively.​

Answer 1

Answer:

Total surface area is= 2(lb+bh+hl)

Answer 2

Step-by-step explanation:

h=25cm

l=20cm

b=15cm

total surface area is 2(lb+bh+hl)

2(20×15+15×25+25×20)

2(300+375+500)

2(1175)=2350cm 2