Question

12. In AABC, AC = 43 cm and B = 90°. H lies on AB
such that HB = 15 cm and K lies on CB such tha
CK = 19 cm. Given that CK = 22 cm, find the length
of AH.
A
H
15 cm
22 cm
B
43 cm
K

19 cm
C С​

Answer 1

Answer:

Using Pythagoras theorem, we obtain

BC=

AC

2

−AB

2

=

225−81

=12cm