Triangle and its properties - Grade 7 (Question: 1604663700) Locked
A base angle of an isosceles triangle is \(11^0\) more than the vertex angle. Find the vertex angle.
A. \(63.67^0\)
B. \(52.67^0\)
C. \(67.63^0\)
D. \(56.67^0\)

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