Practice Problems with Triangles

Graphic 1

Study the image in Graphic 1. You should see two triangles. The vertices in each triangle are labeled with a capital letter. (A, B, C or D). Use Graphic 1 to answer the first two questions.

Which of the names below would not be correct when referring to triangle BDC?

Select all that apply

A
DCB
B
CAB
C
DBC
D
BCD

Check my answer (3)

Which "leg" or side segment do triangle ABC and triangle BDC share?

Select all that apply

A
segment AB
B
segment BD
C
segment BC
D
segment DC

Check my answer (3)

Graphic 2

Study the image in Graphic 2. You should see a triangle with its vertices labeled A, B and C.

In triangle ABC, what is the side opposite the vertex labeled A?

Select all that apply

Check my answer (3)

In triangle ABC, what is the angle opposite the side labeled b?

Select all that apply

Check my answer (3)

Which of the following is true about the angle labeled C in triangle ABC?

Select all that apply

A
Angle C is an obtuse angle
B
Angle C is a right angle
C
Angle C is an acute angle

Check my answer (3)

How might we classify triangle ABC?

Select all that apply

A
triangle ABC is a scalene triangle
B
triangle ABC is an equilateral triangle
C
triangle ABC is a right triangle
D
triangle ABC is an obtuse triangle

Check my answer (3)

Closed Curve, Polygon, Triangle For each figure, determine if it classified as a closed curve, polygon, triangle, or none of the above. Each may have more than one answer.