Over the last three evenings Lucy received a total of 122 phone calls at the call center. The first evening she received 10 fewe
r calls than the third evening. The second evening she received 4 times as many calls as the third evening. How many phone calls did she receive each evening?
<em>SOLUTION: Over the last three evenings, Heather received a total of 109 phone calls at the call center. The third evening, she received 4 times as many calls as the second evening</em>
One of the answers is equilateral because all of the sides are of equal length. The other answer is acute because all of the angles are under 90º since they are all 60º. Hope this helps!
