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চিত্রে, B, EF এর মধ্যবিন্দু এবং DC ⊥ EF;

i. DE2 = DC2 + CE2 

ii. DE2 + DF2 = 2(BE2 + BD2

iii. DF2=BF2 + CD2 

নিচের কোনটি সঠিক?

Created: 5 months ago | Updated: 5 months ago
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