Question

find the surface area and total surface ​

Answer 1

Answer:

1].

i ) lateral surface area = 4a2 = 4 *4²

= 20 cm 2

ii) total surface area = 6a2 = 6*4²=

22 cm2

2] .

I) lateral surface area = 2h (l+b)

= 2*5 (8+6)

140 cm2

ii) total surface area = 2*( lb+bh+hl)

= 2*(8*6+6*5+5*8)

= 236cm2..