What is \[ \sqrt{31} \] approximated to the nearest tenth?

a.
5.2

b.
4.1

c.
5.6

d.
5.1

The area of a rectangle is 10 cm^2. one side of the rectangle is x cm. express the perimeter of the rectangle in terms of x and show that this rectangle cannot have a perimeter of 12 cm. the perimeter of the rectangle in terms of x is __ cm

5. (03.02)if g(x) = x2 + 3, find g(4). (2 points)1619811

Ateacher wanted to buy a chair, a bookshelf, two tables and a desk. she spent $900 for all five items and the chair and the desk combined 70% of her total. if the bookshelf cost $50, how much did each of the tables cost?