Question

What is the total surface area of a square pyramid with a base length of 10 meters and a slant height of 13 meters?

Answer 1

130 please give Brian

Answer 2

Answer:

379 (Rounded to nearest whole)

A = a² + 2a $\sqrt{\frac{a^2}{4} + h^2}$

    = 10² + 2 × 10 × $\sqrt{\frac{10^2}{4} + 13^2 }$ ≈ 378.57