# Find the area of square whose diagonal is 6cm?

2
by Rajsinghrathore

2015-02-05T22:10:14+05:30

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as we know that diagonal of a square bisects
therefore , BO = OC = 3cm
now in triangle OBC = BO = 3cm
OC = 3cm
BC^2 = OC^2 + BO^2
= 3^2  +  3^2   cm^2
= 9 + 9 cm^2
= 18cm^2

2015-02-07T08:47:48+05:30

### This Is a Certified Answer

Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
BO = OC = 3cm
now in triangle OBC = BO = 3cm
OC = 3cm
BC^2 = OC^2 + BO^2
= 3^2  +  3^2   cm^2
= 9 + 9 cm^2
= 18cm^2