If OA = 10 cm and AB = 24 cm, then the length of BO is ... .
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Answer:
A. 26 cm
Step-by-step explanation:
Given :
i) OA = 10 cm
ii) AB = 24 cm
To find :
BO = ?
Solution :
In ΔOAB,
∠OAB = 90° ...(Tangent theorem)
By Pythagoras' theorem,
BO² = OA² + AB²
= 10² + 24²
= 100 + 576
= 676
BO = 26 cm ...(Taking square root of both sides)
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