in triangle ABC angle B is right angle if AC =20 and BC = 10 then m angle ABC =
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0
Answer:
angle ABC is 90° it is already given
Answered by
0
Answer:
17.3205081
Step-by-step explanation:
by Pythagoras theorem
AC² = AB² + BC²
(20)² = AB² + (10)²
400 = AB² + 100
AB² = 400 - 100
AB² = 300
AB = √300
AB = 17.3205081
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