The area of a room is 216 m 2 and its breadth is 12 m- Find the length of the room-

Let the length of the room be x m. Breadth of the room = 12 m Area of the room = (Length times; Breadth) = (x times; 12) m2 It is given that the area of t ...

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Byju's Answer

Standard IX

Mathematics

Area of a Rectangle

The area of a...

Question

The area of a room is 216 m² and its breadth is 12 m. Find the length of the room.

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Solution

Let the length of the room be x m.
Breadth of the room = 12 m
Area of the room = (Length × Breadth) = (x × 12) m²
It is given that the area of the room is 216 m².
⇒ x × 12 = 216
⇒ x = $\frac{216}{12} = 18$
∴ Length of the rectangle = 18 m

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The area of a room is 216 m2 and its breadth is 12 m. Find the length of the room.

Let the length of the room be x m. Breadth of the room = 12 m Area of the room = (Length × Breadth) = (x × 12) m2 It is given that the area of the room is 216 m2. ⇒ x × 12 = 216 ⇒ x = 21612=18 ∴ Length of the rectangle = 18 m

The area of a room is 216 m² and its breadth is 12 m. Find the length of the room.

Let the length of the room be x m.
Breadth of the room = 12 m
Area of the room = (Length × Breadth) = (x × 12) m²
It is given that the area of the room is 216 m².
⇒ x × 12 = 216
⇒ x = $\frac{216}{12} = 18$
∴ Length of the rectangle = 18 m