Betty measured the diagonal length of a playing card to be 15 inches. The short side of the card is 9 inches. What is the length of the long side of the playing card?​

Relax

Respuesta :

Answer:

L = 12 inches

Step-by-step explanation:

Using the Pythagorean theorem:

15² - 9² = L²

L² = 144

L = 12 inches