Question

In the figure ray PQ touches at point Q.PQ=12,PR=8 find PS

Answer 1

Step-by-step explanation:

I can't understand ...........,

where is the figure.

Answer 2

Answer:

pq= 12 pr= 8 from pythagoras theorem

ac2 =ab2 +bc2

pr2 =pq2+ qr2

qr2= pr2 - pq2

= 8 square -12 square

=2

=64-12

=qr2= 80

qr = root of 80

qr = 8.9