find the area of four walls of a room if its length 12cm breath 10cm height 7.5cm
Answers
Answered by
4
area of four walls = 2(l+b)×h
=2(12+10)×7.5
=2×22×7.5
=44×75/10
=330cm²
Answered by
7
Answer:
Length = 12cm
Breadth = 10cm
Height = 7.5cm
Area of 4-walls = perimeter × height
= 2( length × breadth) × height
= 2( 12 + 10 ) × 7.5
= 2 × 22 × 7.5
= 330 sq. cm Ans...
Hence, The area of 4-walls is 330 sq. m .
Hope it helps you...
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