Answered

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What is the area of my lawn if it measures 4m x 4.5m? 18 m2
If I want to put a fence around all 4 sides of my lawn, what length of
fencing do I need to buy? |
m

Sagot :

imaboredpandagirl

Answer:

17m

Step-by-step explanation:

Add up 4m and 4.5m. 8.5

Multiply that number by 2. 17

As per the perimeter of a rectangle, I need to buy a fence of length

17 m.

What is the area of a rectangle?

The total area covered by the rectangle is called the area of the rectangle.

If the rectangle has a length of 'a' units and the width of 'b' units, then the area of this rectangle is = 'ab' square units.

What is the perimeter of a rectangle?

The perimeter of a rectangle is the total length of it's outline.

If the rectangle has a length of 'a' units and the width of 'b' units, then the perimeter of this rectangle is = 2(a + b) units.

Given, the dimension of the lawn is 4 m x 4.5 m.

Therefore, the area of the lawn is

= 4 m x 4.5 m

= 18 m².

Now, the perimeter of the lawn is

= 2(4 + 4.5) m

= 2 × 8.5 m

= 17 m

Therefore, I need to buy a fence of length 17 m.

Learn more about perimeter of a rectangle here: https://brainly.com/question/5035611

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