passpadi

2007

Mathematics

67e856d33cf20db308447ec1

All the vertices of an isosceles triangle lie on a circle and each of the base angles of the triangle is 65o. The angle subtended at the centre of the circle by the base of the triangle is:

A.

130o

B.

115o

C.

50o

D.

65o

Correct Answer: 50o

Explanation

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