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

Question

asked Nov 7, 2022 142k views

1 Answer

Luis Febro · Answer 1 · 2022-11-12T13:33:05+0000

Answer:

The windowpane is 15 centimeters wide.

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