-27- - Delta A B C - is right-angled - B - and - D - is the midpoint of BC- Prove that - A C - - 2 - - 4 A D - - 2 - - 3 A B - - 2 - -nA - A -n- frac - 6 - - B - - frac - 6 - - D - text - - - -

Question

Toppr Admin · Accepted Answer

"27. \\( \\Delta A B C \\) is right-angled at \\( B \\) and \\( D \\) is the midpoint of BC. Prove that \\( A C ^ { 2 } = 4 A D ^ { 2 } - 3 A B ^ { 2 } \\)\nA \\( A \\).\n\\[ \\frac { 6 } { B } = \\frac { 6 } { D } \\text { . } \\]"