The area of grandiose rectangular painting is 56 in.² the width of the painting is 7 inches what The area of grandiose rectangle or painting is 56 in.² the width of the painting is 7 inches label the rectangle to represent the paying

Complete Question

The area of grandiose rectangular painting is 56 in.² the width of the painting is 7 inches what is the diagonal of the painting

The diagonal of the rectangular painting is  

Step-by-step explanation:

The diagram for this question is shown on the first uploaded image

From the question we are told that  

    The area is

    The width of the painting is

Generally the area of the rectangle is mathematically represented as

where the length which is mathematically evaluated as

substituting value  

According Pythagoras theorem

Where z is the diagonal of the rectangular painting

  Now substituting values

c.

step-by-step explanation:

because first you have to add the 4x, 9x, and the 7x together and you get 20x and then you add the last numbers up and you get 5and then you put the subtraction sign in there and that's how you get the answer.