40 wpm. Because 160/4=40.
I hope that helped!
Answer:
4
Step-by-step explanation:
-3+4+2+1=4
20 and 2
20 - 2 = 18
......................................
Answer: 4x² + 5x + 3
<u>Step-by-step explanation:</u>

In both cases,

(as a consequence of the interesecting secant-tangent theorem)
So we have
10.





(omit the negative solution because that would make at least one of AB or AD have negative length)
11.




(again, omit the solutions that would give a negative length for either AB or AD)