Step 1) Add up the three given angles: 125+109+83 = 317
Step 2) Subtract the result (found in step one) from 360
360 - 317 = 43
The reason for the 360 is because for any four-sided polygon, the angles always add up to 360 degrees.
The answer is 43
Answer:
B.
Step-by-step explanation: Because when you count them down to 3/5 It's more in the negative.
R = 8.54in.................................
