Respuesta :

devishri1977

Answer:

Step-by-step explanation:

Triangle A

Use Pythagorean theorem.

x² + 12² = 13²

x² + 144 = 169

x² = 169 - 144

x² = 25

x = √25

x = 5 cm

Triangle B:

y² = 12² + 5²

    = 144+ 25

   = 169

y = √169

y = 13

jsum2005

Step-by-step explanation:

Triangle A

Use Pythagorean theorem.

x² + 12² = 13²

x² + 144 = 169

x² = 169 - 144

x² = 25

x = √25

x = 5 cm

Triangle B:

y² = 12² + 5²

   = 144+ 25

  = 169

y = √169

y = 1

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