1 
Medians to the equal sides of an isosceles triangle are: 
 A. congruent
 B. equal
 C. similar
 D. unequal

2 
The number of angle bisectors of a triangle is: 

3 
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: 
 A. external tangent
 B. internal tangent
 C. concyclic tangent
 D. concentric tangent

4 
The centroid of a triangle divides each one of the medians in the ratio: 
 A. 1:1
 B. 1:2
 C. 2:1
 D. 2:2

5 
A parallelogram containing a right angle is called a: 
 A. quadrilateral
 B. square
 C. rectangle
 D. equilateral

6 
The point at which the three anglebisectors of a triangle meet is called: 
 A. circumcenter of the triangle
 B. inceter of the triangle
 C. centroid of the triangle
 D. orthocenter of the triangle

7 
The point of intersection of the perpendicular bisector of the sides of a triangle meet is called. 
 A. Orthocenter of the triangle
 B. Incenter of the triangle
 C. Centroid of the triangle
 D. Circum center of the triangle

8 
If the centers of two circles lie in either side of the common tangent then it is called: 
 A. external tangent
 B. internal tangent
 C. concyclic tangent
 D. concentric tangent

9 
The midpoint of the diameter of a circle is called: 
 A. radius
 B. chord
 C. center
 D. tangent

10 
A line segment that bisects an angle of the triangle and has its other end on the side opposite to that angle is called: 
 A. altitude of the triangle
 B. incenter of the triangle
 C. angle bisector of the triangle
 D. median of the triangle
