If length, breadth and height of a rectangular solid are 10 cm, 5 cm, and 2 cm respectively, then its whole surface area in sq cm is....?
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please check the imag e
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Let the angle be 5x,4x nd 2x.
TSA=2(lb +bh +hl)=1216
2(20x²+8x²+10x²)=1216
76x²=1216
x²=1216/76
x²=16
x=4cm.
Dimensions are 20cm,16cm nd 8cm.
Volume=lbh
=>20*16*8
=2560cm².
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