Angle c= 60°
This is because 105+25+x=180°
Hope this helps and good luck!! :)
Subtract the 45 minutes they were eating from 1:45pm since that’s when they arrived. You now have 1:00pm, you now just need to find out how long it is from 10:20 am to 1:00pm. HINT: it’s 2h 40m
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The second option! 16, 20, 24, 28 can all be divided by 4