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Key Concepts Quiz 11.3
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Use the document below to help answer questions 1 to 3:

Medians Altitudes and Angle Bisectors of a Triangle Worked Example (16.0K)



1

A median of a triangle is a line drawn from a vertex
A)to the midpoint of the opposite side.
B)forming a right angle with the opposite side.
C)bisecting the angle at the vertex.
D)dividing the opposite side into the proportion 2:1.
2

An altitude of a triangle is a line drawn from a vertex
A)to the midpoint of the opposite side.
B)forming a right angle with the opposite side.
C)bisecting the angle at the vertex.
D)dividing the opposite side into the proportion 2:1.
3

An angle bisector of a triangle is a ray drawn from a vertex
A)to the midpoint of the opposite side.
B)forming a right angle with the opposite side.
C)bisecting the angle at the vertex.
D)dividing the opposite side into the proportion 2:1.

Use the document below to help answer questions 4 to 6:

Properties of Medians Altitudes and Angle Bisectors Worked Example (26.0K)



4

In the diagram, point C is the centroid of the triangle. The ratio AC:CD is

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A)of no particular value.
B)1:1.
C)1:2.
D)2:1.
5

The area of any triangle is divided in half by
A)an altitude.
B)a median.
C)an angle bisector.
D)a centroid.
6

Point P is the centre of a circle that just touches the three sides of the triangle shown. P is at the intersection of the ___ of the triangle, and is known as the ___.

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A)altitudes, orthocentre
B)medians, centroid
C)angle bisectors, orthocentre
D)angle bisectors, incentre





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