Q20. The perimeter of a floor of a room is 30 m and its height is 3 m. Find the
area of the four walls of the room.
Answers
Answered by
1
Answer:
उत्तर
चार दीवारों का क्षेत्र = घुमावदार सतह क्षेत्र
= परिमाप × ऊंचाई
=३ ०×३=९ ० मी
२
Step-by-step explanation:
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Answered by
3
Ur Answer:
90 metres
Step-by-step explanation:
Area of four walls = Curved surface area
= perimeter × height
=30×3=90m .
hope it helps you..
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