Answer:
fondo
Step-by-step explanation:
Recall the secant-tangent theorem, and you have
EA^2 = EC*CD
12^2 = 8*(x+10)
and now ED = EC+CD = 8+x+10
I suspect a typo somewhere in the murk above
Answer:
-240
Step-by-step explanation:
500 - 800 + 60
= -300 + 60 = -240
Answer:
7x7x7
Step-by-step explanation:
Answer:30 feet.
Step-by-step explanation: 2 doubled is four and in the bigger triangle it says 5. Therefore 12 doubled and a bit more is 30