Answer:
1/20
Step-by-step explanation:
1/20 +x = ⅒
multiply through by 20
1+20x=2
1-2=-20x
-1= -20x
1/20=x
ST^2 = 7 ( 7 + 23) ( I think its called the tangent/secant length theorem)
ST^2 = 210
ST = sqrt 210 = 14.49 to nearest hundredth.
Step-by-step explanation:
the FH seems to be option b.6.0
........
Answer:453rft
Step-by-step explanation:

So the class must have at least 5 more students.