90°+b+b =180
90°+ 2b=180
2b=180-90
2b= 90
<u>2</u><u>b</u><u>=</u><u>9</u><u>0</u>
<u>2</u> = 2
b=45°
ave tried I don't know if its correct
First set up the equation:

Then substitute in known values:

and solve for C

Total play = 20
Nancy win = 12
Ratio would be: 12/20 = 6/10 = 3/5
So, your answer is 3/5
Answer:
22.6
Step-by-step explanation:
15-1 8-15
14^2 7^2
196+49
245
15.6
Answethere should be an answer key online
Step-by-step explanation: