1,682 inches rounded to the narest tenth is 1.6 inches? true or falce

Rectangle leg this 11feet and perimeter of 38feet what is the width of the rectangle in feet

Icould really use some with this question.

Three baby penguins and their father were sitting on an iceberg 0.50.50, point, 5 meters above the surface of the water. the father dove down 4.74.74, point, 7 meters from the iceberg into the water to catch dinner for his kids. what is the father penguin's position relative to the surface of the water?