The sides of triangle are 7 cm, 8 cm, 9 cm, then the area of the triangle (in cm²) is

(a) 30√5
(b) 24√5
(c) 6√5
(d) 12√5

Anurag Mishra Professor Asked on 21st March 2016 in Maths.
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    Answer: (d) 12 sqrt.5 

    Anurag Mishra Professor Answered on 9th May 2016.
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