contestada

A windowpane is 20 centimeters tall and the diagonal distance from one corner to the other is
25 centimeters. How wide is the windowpane?
centimeters

Respuesta :

sarahghoops

Answer:

The windowpane is 15 centimeters wide.

Step-by-step explanation:

Use the Pythagorean theorem:

a^2 + b^2 = c^2

20^2 + b^2 = 25^2

400 + b^2 = 625

b^2 = 225

b = 15

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