Î”ABC is right angled at B. BD is an altitude. DC = 9 cm and AC = 25 cm. What is the value of BC (in cm)?

Î”ABC is right angled at B. BD is an altitude. DC = 9 cm and AC = 2

1.	Î”ABC is right angled at B. BD is an altitude. DC = 9 cm and AC = 25 cm. What is the value of BC (in cm)?
A.	12
B.	18
C.	16
D.	15
Answer» E.