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ΔABC is right-angled at C. If AC = 5 cm and BC = 12 cm find the length of AB.



  • a)
    13 cm

  • b)
    11 cm

  • c)
    20 cm

  • d)
    None of these

Correct answer is option 'A'. Can you explain this answer?
Verified Answer
ΔABC is right-angled at C. If AC = 5 cm and BC = 12 cm find the ...
By Pythagoras property,
AB2 = AC2 + BC2
= 52 + 122 = 25 + 144 = 169 = 132
or AB2= 132. So, AB = 13 or the length of AB is 13 cm.
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Most Upvoted Answer
ΔABC is right-angled at C. If AC = 5 cm and BC = 12 cm find the ...
By Pythagoras property,

AB2 = AC2 + BC2

= 52 + 122 = 25 + 144 = 169 

or AB2= 169. So, AB = 13 or the length of AB is 13 cm.
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ΔABC is right-angled at C. If AC = 5 cm and BC = 12 cm find the ...
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ΔABC is right-angled at C. If AC = 5 cm and BC = 12 cm find the length of AB.a)13 cmb)11 cmc)20 cmd)None of theseCorrect answer is option 'A'. Can you explain this answer?
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