एक कमरे की लंबाई चौड़ाई ऊंचाई 7 मीटर 12 मीटर तथा 6 मीटर है तो इसकी इसके चार दीवारों का संकलन सहित छत का भी क्षेत्रफल ज्ञात कीजिए
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Answered by
0
Answer:
Dghjjhbghjlljbgy H p ll l'lll fir se hi to get a chance to win the voice is it possible for the voice is a great day I will call
Answered by
1
Answer:
312
Step-by-step explanation:
total surface area of a cuboid=2*(lb+bh+hl)
=2*(7*12+12*6+6*7)
=2*(84+72+42)
=2*196
=396
total surface area- area of floor
=396-lb
=396-7*12
=396-84
=312
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