What is the surface area of a tissue box with a length of 8 inches, a width of 4 inches and a height of 3 inches?
Answers
Answered by
2
Step-by-step explanation:
c.s.a of Cuboid= 2(lb+hb+hl)-lb
= 2(8×4+3×4+3×8)-8×4
= 2(32+12+24)-32
= 2(68)-32
= 136-32
=. 104
Answered by
1
1 inch is equal to 2.5 cm
8inches is 8*2.5=20cm
4inches =4*2.5=10cm
3inches=3*2.5=7.5cm
surface area= (lb+bh+hl)
(20*10+10*7.5+7.5*20)
(200+75+150)
=425cm²
i think ur happy with my answer
plzzz mark as brainliest
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