Question

$in \: a \: triangle \: abc \: bd \: is \: parallel \: to \: ac \: such \: that \: bd ^{2} = dc \times ad \: then$
(a) ZA= 90° (b) ZB = 90° (c) C = 90° (d) ABC is not a right angled triangle​

Answer 1

Answer:

(b) ZB = 90°

Step-by-step explanation:

(b) ZB = 90°