Question

Alexis has a rectangle piece of red paper that is 4 cm wide its length is twice it’s with she glued a rectangle or piece of blue paper on top of the red piece measuring 3 cm x 7 cm how many square piece centimeters of red paper will be visible on top

Answer 1

so it is 84 so what you do is multiply 7x4x3 and it will give you 84

Answer 2

I think the answer would be 21 cm