The learner will identify triangles and the parts of triangles.

Triangles: Basic Terminology

In a right triangle, the two sides that are not the hypotenuse are often called the ________ of the triangle.

Question 1 of 10

Triangles: Basic Terminology

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In a right triangle, the two sides that are not the hypotenuse are often called the ________ of the triangle.

Correct Answer

legs

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Triangles: Basic Terminology

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In a right triangle, the two sides that are not the hypotenuse are often called the ________ of the triangle.

Your Answer

Correct Answer

legs

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Triangles: Basic Terminology

An equilateral triangle can also be called a(n) ________ triangle.
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Triangles: Basic Terminology

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An equilateral triangle can also be called a(n) ________ triangle.

Correct Answer

equiangular

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Triangles: Basic Terminology

Incorrect

An equilateral triangle can also be called a(n) ________ triangle.

Your Answer

Correct Answer

equiangular

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Triangles: Basic Terminology

A triangle having an angle measuring 90° is called a(n) ________ triangle.
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Triangles: Basic Terminology

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A triangle having an angle measuring 90° is called a(n) ________ triangle.

Correct Answer

right

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Triangles: Basic Terminology

Incorrect

A triangle having an angle measuring 90° is called a(n) ________ triangle.

Your Answer

Correct Answer

right

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Triangles: Basic Terminology

A triangle having no right angles is called a(n) ________ triangle.
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Triangles: Basic Terminology

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A triangle having no right angles is called a(n) ________ triangle.

Correct Answer

oblique

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Triangles: Basic Terminology

Incorrect

A triangle having no right angles is called a(n) ________ triangle.

Your Answer

Correct Answer

oblique

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Triangles: Basic Terminology

A triangle having one angle greater than 90° is called a(n) ________ triangle.
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Triangles: Basic Terminology

Correct!

A triangle having one angle greater than 90° is called a(n) ________ triangle.

Correct Answer

obtuse

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Triangles: Basic Terminology

Incorrect

A triangle having one angle greater than 90° is called a(n) ________ triangle.

Your Answer

Correct Answer

obtuse

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Question 1 of 10

Triangles: Basic Terminology

In a right triangle, the side opposite the right angle is called the ________ of the triangle.

Question 1 of 10

Triangles: Basic Terminology

Correct!

In a right triangle, the side opposite the right angle is called the ________ of the triangle.

Correct Answer

hypotenuse

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Triangles: Basic Terminology

Incorrect

In a right triangle, the side opposite the right angle is called the ________ of the triangle.

Your Answer

Correct Answer

hypotenuse

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Question 1 of 10

Triangles: Basic Terminology

The two angles of an isosceles triangle that are opposite the two equal sides are often called the ________ of the triangle.

Question 1 of 10

Triangles: Basic Terminology

Correct!

The two angles of an isosceles triangle that are opposite the two equal sides are often called the ________ of the triangle.

Correct Answer

base angles

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Triangles: Basic Terminology

Incorrect

The two angles of an isosceles triangle that are opposite the two equal sides are often called the ________ of the triangle.

Your Answer

Correct Answer

base angles

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Question 1 of 10

Triangles: Basic Terminology

The side of an isosceles triangle that is not equal in length to the other two sides is often called the ________ of the triangle.

Question 1 of 10

Triangles: Basic Terminology

Correct!

The side of an isosceles triangle that is not equal in length to the other two sides is often called the ________ of the triangle.

Correct Answer

base

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Question 1 of 10

Triangles: Basic Terminology

Incorrect

The side of an isosceles triangle that is not equal in length to the other two sides is often called the ________ of the triangle.

Your Answer

Correct Answer

base

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Question 1 of 10

Triangles: Basic Terminology

A triangle having three unequal sides is called a(n) ________ triangle.
Question 1 of 10

Triangles: Basic Terminology

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A triangle having three unequal sides is called a(n) ________ triangle.

Correct Answer

scalene

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Question 1 of 10

Triangles: Basic Terminology

Incorrect

A triangle having three unequal sides is called a(n) ________ triangle.

Your Answer

Correct Answer

scalene

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Question 1 of 10

Triangles: Basic Terminology

A triangle having three equal sides is called a(n) ________ triangle.
Question 1 of 10

Triangles: Basic Terminology

Correct!

A triangle having three equal sides is called a(n) ________ triangle.

Correct Answer

equilateral

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Triangles: Basic Terminology

Incorrect

A triangle having three equal sides is called a(n) ________ triangle.

Your Answer

Correct Answer

equilateral

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Triangles: Basic Terminology

The two equal sides of an isosceles triangle are often called the ________ of the triangle.

Question 1 of 10

Triangles: Basic Terminology

Correct!

The two equal sides of an isosceles triangle are often called the ________ of the triangle.

Correct Answer

legs

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Question 1 of 10

Triangles: Basic Terminology

Incorrect

The two equal sides of an isosceles triangle are often called the ________ of the triangle.

Your Answer

Correct Answer

legs

 Next Question
Question 1 of 10

Triangles: Basic Terminology

A triangle having two equal sides is called a(n) ________ triangle.
Question 1 of 10

Triangles: Basic Terminology

Correct!

A triangle having two equal sides is called a(n) ________ triangle.

Correct Answer

isosceles

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Question 1 of 10

Triangles: Basic Terminology

Incorrect

A triangle having two equal sides is called a(n) ________ triangle.

Your Answer

Correct Answer

isosceles

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Question 1 of 10

Triangles: Basic Terminology

True or False: The three angles of an equilateral triangle are equal.
Question 1 of 10

Triangles: Basic Terminology

Correct!

True or False: The three angles of an equilateral triangle are equal.

Correct Answer

True

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Question 1 of 10

Triangles: Basic Terminology

Incorrect

True or False: The three angles of an equilateral triangle are equal.

Your Answer

Correct Answer

True

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Question 1 of 10

Triangles: Basic Terminology

Which of the following types of triangles could correctly be called a "regular" triangle?
Question 1 of 10

Triangles: Basic Terminology

Correct!

Which of the following types of triangles could correctly be called a "regular" triangle?

Correct Answer

equilateral triangle

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Question 1 of 10

Triangles: Basic Terminology

Incorrect

Which of the following types of triangles could correctly be called a "regular" triangle?

Your Answer

Correct Answer

equilateral triangle

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Question 1 of 10

Triangles: Basic Terminology

In a right triangle, how does the length of the hypotenuse compare to the lengths of the legs?
Question 1 of 10

Triangles: Basic Terminology

Correct!

In a right triangle, how does the length of the hypotenuse compare to the lengths of the legs?

Correct Answer

The hypotenuse is the longest side.

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Question 1 of 10

Triangles: Basic Terminology

Incorrect

In a right triangle, how does the length of the hypotenuse compare to the lengths of the legs?

Your Answer

Correct Answer

The hypotenuse is the longest side.

 Next Question
Question 1 of 10

Triangles: Basic Terminology

A triangle having all three angles less than 90° is called a(n) ________ triangle.
Question 1 of 10

Triangles: Basic Terminology

Correct!

A triangle having all three angles less than 90° is called a(n) ________ triangle.

Correct Answer

acute

 Finish
Question 1 of 10

Triangles: Basic Terminology

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A triangle having all three angles less than 90° is called a(n) ________ triangle.

Your Answer

Correct Answer

acute

 Finish
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Triangles: Basic Terminology

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