grasslady67 grasslady67

22-09-2020
Mathematics

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the isosceles triangle has a perimeter of 570m. the third side is 30m shorter than twice the length

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kikiadean kikiadean

22-09-2020

Answer:

sides 1 and 2 are 150 m. Side 3 is 270m

Step-by-step explanation:

perimeter = 570 m

sides 1 and 2 = x

side 3 = 2x-30

permeter = side+side+side

570=x+x+2x-30

600=4x

x = 150

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