A scale drawing of a triangular sign has a scale factor of 1:8. Which statements are true?
The ratio of the area of the scale drawing to the area of the sign is 1:8.
The ratio of the area of the scale drawing to the area of the sign is 1:16.
The ratio of the perimeter of the scale drawing to the perimeter of the sign is 1:8.
The ratio of the area of the scale drawing to the area of the sign is equal to the square of the scale factor.