Answer:
132.5cmsquared
Step-by-step explanation:
front-5*7.5=37.5
back- same as front
right-2.3*5=11.5
left- same as right
top-7.5*2.3=17.25
bottom-same as top
add all together= 132.5cmsquared
Step-by-step explanation:
5cm
SA=6×S^2
=6×5^2
=6×25
=150cm^2
2.3cm
SA=6×2.3^2
=6×5.29
=31.74cm^2
7.5cm
SA=6×7.5^2
=6×56.25
=337.5cm^2
