Question # 1

If the centers of two circles lie in either side of the common tangent then it is called:

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external tangent

internal tangent

concyclic tangent

concentric tangent

The point of intersection of the perpendicular bisector of the sides of a triangle meet is called.

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Orthocenter of the triangle

Incenter of the triangle

Centroid of the triangle

Circum center of the triangle

A parallelogram containing a right angle is called a:

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quadrilateral

square

rectangle

equilateral

An equilateral rectangle is called a:

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polygon

quadrilateral

parallelogram

square

All the altitudes are equal of an:

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rectangle

scalene triangle

isosceles triangle

equilateral triangle

The point of intersection of the perpendicular bisectors of the sides of a triangle meet, is called:

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circum-center of the triangle

incenter of the triangle

centroid of the triangle

orthocenter of the triangle

The midpoint of the diameter of a circle is called:

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radius

chord

center

tangent

The point at which the three angle-bisectors of a triangle meet is called:

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circum-center of the triangle

inceter of the triangle

centroid of the triangle

orthocenter of the triangle

A line segment joining a vertex to the midpoint of the side opposite to the vertex is called:

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altitude of the triangle

side bisector of the triangle

angle bisector of the triangle

median of the triangle

Medians to the equal sides of an isosceles triangle are:

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congruent

equal

similar

unequal

The number of angle bisectors of a triangle is:

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1

2

3

4

The altitude of a triangle are:

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concurrent

collinear

non-collinear

non-concurrent

A line segment that bisects an angle of the triangle and has its other end on the side opposite to that angle is called:

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altitude of the triangle

incenter of the triangle

angle bisector of the triangle

median of the triangle

If the points of contact of a common tangent to the two circles are on the same side of the line joining their centers, then this common tangent is called:

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external tangent

internal tangent

concyclic tangent

concentric tangent

The centroid of a triangle divides each one of the medians in the ratio:

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1:1

1:2

2:1

2:2

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