You are building a model of a square pyramid. The side length of the base of the model is 30 cm. The height is 21 cm. What is the slant height of the model pyramid

Respuesta :

Answer:

Step-by-step explanation:

  1. find the area of the base (square)=900 sq. cm
  2. find area of triangles=1260 sq. cm
  3. total= 2160 sq. cm