In a triangle ABC AB=3cm, BC=4cm.Find AC?
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Answer:
Step-by-step explanation:
Let's use Pythagoras Theorem for this, which is,
AB square + BC square = AC square
Given AB = 3cm and BC = 4cm,
3 square + 4 square = AC square
= 9 + 16 = 25
25 = AC square
square root of 25 is 5
Answer: AC = 5 cm
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