List #13 (CC) Vocab Review - 2D Geometry #1

Which one is an equilateral triangle?

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What is the name of a triangle with two sides of equal length and two angles of equal measurement?

• Equilateral Triangle

• Isosceles Triangle

• Scalene Triangle

How many different side lengths make up a scalene triangle?

• 1

• 2

• 3

• 0

A triangle with one 90 degree angle is a .....

• Acute Triangle

• Right Triangle

• Obtuse Triangle

A triangle with three angles measuring less than 90 degrees is a ...

• Acute Triangle

• Right Triangle

• Obtuse Triangle

A triangle with one angle measuring more than 90 degrees is a ....

• Acute Triangle

• Right Trangle

• Obtuse Triangle

A triangle has 2 angles that measure 60°. What kind of triangle is it?

• Scalene

• Equilateral

• Right

• Obtuse

CHOOSE ALL CORRECT ANSWERS.

Which pictures correctly has the legs shown as dotted lines?

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CHOOSE ALL CORRECT ANSWERS.

Which statements below are true based on the Triangle Inequality Theorem?

• a + b > c

• a + c < b

• a > c + b

• b < a + c

The area created when a plane intersects a solid is called a...

• plane section

• polygon

• hypotenuse

• base angle