Respuesta :

Answer:

≈ 27 m

Step-by-step explanation:

Assuming the house is in the form of rectangle:

  • Length = 17 m
  • Width = 21 m
  • Diagonal =?

As per Pythagorean,

  • d = √l²+w² = √17² +21² = √289+441 = √730 ≈ 27 m