Question # 1

The altitudes of a triangle are:

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concurrent

collinear

non-collinear

non-concurrent

All the altitudes are equal of an:

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rectangle

scalene triangle

isosceles triangle

equilateral triangle

The number of angle bisectors of a triangle is:

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1

2

3

4

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

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altitude to the triangle

side bisector of the triangle

angle bisector if the triangle

median to the triangle

The opposite angles of a parallelogram are:

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congruent

similar

equal

right angle

A line segment that bisects and angles 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 if the triangle

median of the triangle

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

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circum-cneter of the triangle

incenter of the triangle

centroid of the triangle

orthocenter 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

Median to the equal sides of an isosceles triangle are:

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congruent

equal

similar

unequal

The midpoint of the diameter of a circle is called:

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radius

chord

center

tangent

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

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1:1

1:2

2:1

2:2

A parallelogram containing a right angle is called a:

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quadrilateral

square

rectangle

equilateral

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

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circum-center of the triangle

incenter of he triangle

centroid of the triangle

orthocenter of the triangle

An equilateral rectangle is called a:

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Polygon

quadrilateral

parallelogram

square

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

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