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Help please. Find the value of each variable.

Help please. Find the value of each variable.-example-1

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a = 251.33 (circumference of triangle)

b = 40 degrees (isosceles triangle)

c = 40 degrees (isosceles triangle)

d = 100 degrees (40+40=80, 180-80=100)

I hope this helps :)

User Dayani
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