Discover a world of knowledge at Westonci.ca, where experts and enthusiasts come together to answer your questions. Connect with professionals on our platform to receive accurate answers to your questions quickly and efficiently. Our platform provides a seamless experience for finding reliable answers from a network of experienced professionals.

A rectangular-based pyramid has a base length of 7m and a base width of 4m. The slant height is 9m. What is the surface area of this pyramid?