Respuesta :

Karishma77

Answer:

3/4

Step-by-step explanation:

The area of the poster =1/2×3/4

=3/8 yard^2


Averys mistake is the

Instead of multiplication addition Is done

1/2+3/4=2+3/4=5/4

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ajeigbeibraheem

Avery made a mistake by adding the length and the breadth of the rectangle, the correct answer is 3/8 square yards.

What is the area of a rectangle?

A rectangle is a plane figure and the area of a rectangle showcases the number of units square that can be contained in the rectangle. it is bounded by four regions with two equal sides.

  • The formula for calculating the area of a rectangle is: = Length × Breadth


From the parameters given:

  • The length(tallness) of the rectangular poster is = 3/4 yards
  • The breadth(longness) of the rectangular poster is = 1/2 yards

Recall that the formula for calculating the area of a rectangle is:

Area of rectangle = Length × Breadth

Area of rectangle = 3/4 yards  × 1/2 yards

Area of rectangle = 3/8 square yards.

Therefore, Avery made a mistake in her calculation by adding the length and breadth of the rectangle, the correct answer is 3/8 square yards.

Learn more about the area of the rectangle here:

https://brainly.com/question/25292087