Two chords, KL and MN of a circle intersect at an external point J. If KL = 15 cm. L J = 5cm, MN= 21 cm and NJ = 4 cm, the ratio of the area of the quadrilateral KLNM to the area of the triangle JKM will be ?
a) 24/25 b) 22/25 c) 17/20 d) 19/20
Answers
Answered by
1
24/25 is your answer
SaiSoumya:
pls explain how
Answered by
8
SOLUTION=>
Angle KJM is a
Area JLN=1/2(5)(4)sina =10sina
Area JKM=1/2(20)(25)sina=250sina
Area KLNM=1/2(20)(25)sina - 1/2(5)(4)sina
=240sina
Ratio=240/250
24:25
so, option (a ) is correct ✅
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
hope its hlp uh.....
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