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Mathematics 18 Online
OpenStudy (anonymous):

The diagonal of a square has a length of 8sqrt2 cm. Find the length of a side of the square. A. 8 cm. B. 2sqrt2 cm. C. 4 cm. D. 5sqrt2 cm.

OpenStudy (anonymous):

Welp. When you draw a diagonal in a square, you get two 45-45-90 right triangles. :3|dw:1397764481814:dw| The relationship in this type of triangle is 1: 1: sqrt 2 |dw:1397764615586:dw|

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