The five kinds of flutes are:
(i) the reed neh
(ii) the Japanese shakuhachi
(iii) the deep bansuri of Hindustani classical music
(iv) the clear or breathy flutes of South America
(v) the high-pitched Chinese flutes
(i) The kind of person the doctor is (money, possessions)
(ii) The kind of person he wants to be (appearance, ambition)
ABCD is a quadrilateral in which AD = BC and ∠ DAB = ∠ CBA (see Fig. 7.17). Prove that
(i) ∆ ABD ≅ ∆ BAC
(ii) BD = AC
(iii) ∠ ABD = ∠ BAC.
