The ABC triangle is isosceles and rectangular. Find leg AB. AC – 22 cm.

univerkov | July 1, 2021 | education

We write down the Pythagorean theorem for a given triangle
AC² = AB² + BC².
By condition, it is said that the triangle is isosceles:
22² = 2 * AB²
AB² = 242
AB = √242 = 11√2 (cm).
Answer: AB leg is 11√2 cm.

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