find the area of a four walls of a room if its lenght is 12m breadth 10m and height 7.5 meters
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Answered by
4
Area = 2(L×H) +2( B×H)
=2 H( L+B)
=2 × 7.5 ×22
=330 m²
qais:
sorry,..i did wong
Answered by
1
2h(l+b)
2×7.5(12+10)
15×22
330
2×7.5(12+10)
15×22
330
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