If the length and height of the rectangular prism are 5 cm, respectively and its lateral
surface area is 64 square cm. Find its width and its total surface area.
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If the length and height of the rectangular prism are 5 cm, respectively and its lateral
surface area is 64 square cm. Find its width and its total surface area.
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Answer:
w=1.4cm
T.S.A=78cm2
Step-by-step explanation:
SOL.
L=H=5cm
L.S.A=64
2(l+w)h=64
2(5+w)=64
5+w=6.4
w=1.4cm
T.S.A=2(lw+wh+hl)
=2(7+7+25)
=78cm2
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