Naming,Part, Class, Kinds of Triangle, Sides of a Right Triangle

Which of the following are the possible measurements of the angles of an obtuse triangle?

• 48°, 58°, 74°

• 50°, 70°, 60°

• 35°, 45°, 100°

How many acute angles are there in an acute triangle?

• 2
• 3
• 1
• 4

The side opposite each vertex may be considered as a

• base

• sides

• surface

• angle

What symbol is used in naming triangles?

• Number
• small triangle

• Letter or combination of letters
• big triangle

What is the name of the triangle in the picture?

• CAP

• PAC

• △ CAP

• ACP

Which of the following refers to the point where two sides of a triangle meet?

• vertex
• edge
• center
• base

The sides of a triangular banner measure 36 cm, 40 cm, and 52 cm respectively. Therefore, it is a scalene triangle.

• TRUE

• FALSE

The line segments that bound a triangle are called angles.

• TRUE

• FALSE

All acute triangles are equiangular

• FALSE

• TRUE

A figure is an equilateral triangle if two of its sides are equal.

• FALSE

• TRUE