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AC=5, BC= √17, AB=2√2
By Pythagoras theorem,
AC²=AB²+BC²
5²=(2√2) ²+(√17) ²
25=(4*2)+(17)
25=8+17
25=25
Therefore as Pythagoras theorem is only suitable for right angle triangles
BAC=90°
By Pythagoras theorem,
AC²=AB²+BC²
5²=(2√2) ²+(√17) ²
25=(4*2)+(17)
25=8+17
25=25
Therefore as Pythagoras theorem is only suitable for right angle triangles
BAC=90°
FireBreather:
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