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Subject :IMO    Class : Class 7

Which of the following statements is CORRECT?

A In an isosceles triangle, the angles opposite to equal sides are equal.
B The bisector of the vertical angle of an isosceles triangle bisects the base at right angles.
C If the hypotenuse and an acute angle of one right angled triangle is equal to the hypotenuse and the corresponding acute angle of another triangle, then the triangles are congruent.
D All of these

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