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vikash sangwan

· started a discussion

· 1 Months ago

Correction (Question: 188225.0 )

Plz check the question n its solution......there is need of correction..

Question:
The radii of two concentric circles are 13 cm and 8 cm AB is a diameter of the bigger circle and BD is a tangent to the smaller circle touching it at D and the bigger circle at E. Point A is joined to D. The length of AD is –
Options:
A) 20 cm
B) 19 cm
C) 18 cm
D) 17 cm
Solution:

Ans: (B)


Knowledge Expert

· commented

· 1 Months ago

Hi its BE=2*BD in the solution.........we resolved it.......
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