Question

Triangle abc is right angled at b bd is the altitude ad is 8 cm and dc is 18 cm find length of bd

Answer 1

Answer:

Let BD = xx cm Using, (BD)^2 = (AD) \times (CD)(BD) 2 =(AD)×(CD) => (x)^2 = 8 \times 18 = 144(x) ...

=> x = \sqrt{144} = 12x= 144 =12 cm => Ans - (C)...