The perimeter of a rectangular red sticker is 30 millimeters. The sticker is 4 millimeters tall. How wide is it?

Answer 1

perimeter of a rectangle = 2width + 2length

30= 2w+2(4)
30= 2w+8
22= 2w
w= 11 millimeters

Answer 2

537

Answer 3

The área of a rectangular piece of plástico is 20 suare millimeters .the piece of plástico is 2 millimeters tall.how wide is it