SOLUTION: The perimeter of an isosceles triangle is 40 and the base is 10. Find the length of one of the equal sides. Please advise how to work this problem.
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Question 877034: The perimeter of an isosceles triangle is 40 and the base is 10. Find the length of one of the equal sides. Please advise how to work this problem.
Answer by rothauserc(4718) (Show Source): You can put this solution on YOUR website!
An isosceles triangle has two sides equal and a base. The formula for the perimeter(P) of an isosceles triangle is
P = 2s +b, where s is a side and b is the base
40 = 2s +10
2s = 30
s is equal to 15
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