amit built a sand castle that measures 19 feet by 15 feet and dug a moat around it. Afterward, he decide to change the castle size, making it 23 feet by 17 feet. how much longer will the new moat be than the old one

How do hearths affect cultural diffusion? a. a hearth is the destination of cultural diffusion. b. a hearth divides a cultural region in two. c. a hearth is the beginning point of cultural diffusion. d. a hearth is the means of cultural diffusion. e. a hearth is the meeting point of two diffuse cultures.