Question

In the given figure, ABC is right angled at B. If
AC=17cm and BC=8cm, then 15secA+8cotA is
С
8cm
17cm
B
A
23cm
32cm
120cm
27cm​

Answer 1

Step-by-step explanation:

plz mark it as brainlieat

Answer 2

Answer

Given, in △ABC, ∠B=90

o

∴AC

2

=AB

2

+BC

2

[∵ Pythagoras theorem]

⇒BC

2

=AC

2

−AB

2

BC

2

=17

2

−8

2

BC

2

=289−64=225

∴BC=

225

=15cm