Othe nearest square unit, what is the area of the regular heptagon shown below? a. 1019 square units b. 2772 square units c. 3566 square units d. 509 square units

Idon’t understand this.. will someone ? will mark brainliest along with 20 points.

Use set builder notation to represent the following set: { -3, -2, -1, 0}

Twenty points. suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet