an
right angled triangle
triangle ARC
AB = ?
B c = 3cm
A C=4cm
find the value of AB
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Answer:
AB =2.6 appox
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by Pythagoras theorem
( AC )² = (AB)² + ( BC )²
( AB)² = (AC)²- (BC)²
= ( 4)² - ( 3)²
(AB)² = 16 - 9
AB =√7
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