joker1998
joker1998 joker1998
  • 15-06-2016
  • Mathematics
contestada

is a right triangle. If AB = 3 and AC = 7, find BC. Leave your answer in simplest radical form.

Respuesta :

Mehek
Mehek Mehek
  • 15-06-2016
Use the Pythagorean Theorem 

3^2 + b^2 = 7^2

9 + b^2 = 49

Subtract

b^2 = 40

b = √40
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