Answer:
AOC = 20 degrees
Step-by-step explanation:
We know that FOB is 70 degrees, and COF is 90 degrees. So just add 70+90 and get 160 degrees. Then you subtract that from AOB which is 20 degrees.
Answer:
180
Step-by-step explanation:
180 is the left
All his debt adds up to $1100.
The ratio is 1100/3500
1100/3500 = x/100 ~ cross multiply
The answer is: B. 31%
10.2 ft Ans.
We solve this using geometric series.
A1 = 12 ft
A2 = ?
A3 = 8.67ft
Now, for geomteric progression,


A2 = 10.2 ft