Given the circle below with secants STU― and WVU―, find the length of ST―. Round to the nearest tenth if necessary.
ST=SV∗TUUW
Step 1 :Let m(∠STU)=a and m(∠VWU)=b
Step 2 :Apply angle-bisector theorem: STSV=TUUW
Step 3 :ST=SV∗TUUW