What is the difference between stem and leaves on a stem and leaf plot

Figure abcde is a regular pentagon. segment ae is located at a (2, 1) and e (4, 1). what is the perimeter of abcde? 4 units 6 units 8 units 10 units

If a baby uses 15 diapers in 2 days how many diapers will the baby use in a year

The length of a rectangle plus its width is 25 cm. the area is 156 square cm. what are the length and width of the rectangle? separate the answers with a comma.