Alexis has a rectangular piece of red paper that is 4 cm wide its length is twice its width she glooze a rectangular r alexis has a rectangular piece of red paper that is 4 cm wide its length is twice its width she glued a rectangular piece of blue paper on top of the red piece measuring 3 centimeters by 7 centimeters. how many square centimeters of red paper will be visible on top ?

11 square centimeters of red paper will be visible on top.

Step-by-step explanation:

Width of the rectangular red sheet = w = 4 cm

Length of the rectangular red sheet = l = 2 × 4 cm = 8 cm

Area of the rectangle = l × w

Area of the rectangular red sheet = A

Width of the rectangular blue sheet = w' = 3 cm

Length of the rectangular blue sheet = l' = 7 cm

Area of the rectangular blue sheet = A'

After gluing blue paper on the top of red paper. The area of red paper that will be visible from the top is:

A - A' =

  answer:

  write 548 as 500 + 40 + 8. multiply each addend by 5. then add the three products to get 2,740.