Question

ଯଦି ଏକ ସମକୋଣୀ ତ୍ରିଭୁଜର ଲମ୍ବବତ୍ ଦୁଇଟି ବାହୁ 5 ସେ.ମି. ଓ 12 ସେ.ମି., ତେବେ ଏହି ତ୍ରିଭୁଜର ପରିମିତି ହେଉଛି?
A.=13 ସେ.ମି
B.=17ସେ.ମି
C.=27ସେ.ମି
D.=30ସେ. ମି​

Answer 1

Answer:

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For a number to be a perfect square it's prime factors should be to a power of 2, or any even number. The prime factors have even powers hence 400 is a perfect square.