Math, asked by Itspanda, 10 months ago

Hlp guys...solve thia question plz.....

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Answers

Answered by TheLostMonk

1

Answer:

7.2m

Step-by-step explanation:

lb + lb = bh + bh + hl + hl

2lb = 2bh + 2hl

2lb = 2( b + l ) × h

2 × 18 × 12 = 2(12+18) × h

h = 18 × 12/30 = 7.2 m

height of the hall = 7.2m

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