Find the perimeter of the one following shape, rounded to the nearest tenth:
No
20.39
22.8
24.4

Sal is tiling his entryway. the floor plan is drawn on a unit grid. each unit length represents 1 foot. tile costs $1.35 per square foot. how much will sal pay to tile his entryway? round your answer to the nearest cent.

In the sixth grade 13 out of 20 students have a dog if there are 152 sixth grade students how many of them have a dog

50 points~ ! i have to turn this in tomarrow