Which of the following is a biconditional statement? Question 4 options:

A)

A shape has four sides if and only if it's a quadrilateral.

B)

If a shape has four sides, then it's a quadrilateral.

C)

If a shape is a quadrilateral, then it has four sides.

D)

If a shape doesn't have four sides, then it isn't a quadrilateral.

The art class is planning to paint a mural on an outside wall. this figure is a scale drawing of the wall. width: 11 in length: 28 in unit rate: 1.5 ft per in. write the ratio of the area of the drawing to the area of the actual mural. write your answer as a unit rate. show that this unit rate is equal to the square of the unit rate 1.5 ft per in