Answers

  • Brainly User
2014-09-18T12:35:44+05:30
AC = √(12² + 9²) = 15m
In triangle AXC, AX = 20, AC = 15 .
AX² + AC² = 20² + 15² = 625 = 25² = XC²
Hence angle AXC is a right angle.
[Hope you meant angle AXC and not angle XAC]

If you want angle XAC, use trigonometry.
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