Solving Mathematical and Real-World Problems Involving Surface Area of Pyramids

A pyramid has a square base. Each side of the base is 5 cm. The slant height of each triangle is 12 cm. What is the surface area?

• 120 cm²
• 240 cm²
• 145 cm²
• 265 cm²

A pyramid has a square base. Each side of the base is 8 cm. The slant height of each triangle is 15 cm. What is the surface area?

• 240 cm²
• 304 cm²
• 120 cm²
• 184 cm²

A pyramid has a square base. Each side of the base is 9 cm. The slant height of each triangle is 14 cm. What is the surface area?

• 126 cm²
• 144 cm²
• 252 cm²
• 333 cm²

A pyramid has a triangular base. Each side length is 6 cm. The slant height of each triangle is 8 cm. The height of the base triangle is 5.2 cm. What is the surface area?

• 72 cm²
• 103.2 cm²
• 15.6 cm²
• 87.6 cm²

A pyramid has a triangular base. Each side of the base is 14 cm. The slant height of each triangle is 18 cm. The height of the base triangle is 12.1 cm. What is the surface area?

• 378 cm²
• 169.4 cm²
• 84.7 cm²
• 462.7 cm²