Define altitude in a triangle.
IM Geometry Vocabulary

Flashcard
•
Mathematics
•
10th Grade
•
Easy
Tuoya Deach
Used 1+ times
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73 questions
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1.
FLASHCARD QUESTION
Front
Back
An altitude in a triangle is a line segment from a vertex to the opposite side that is perpendicular to that side.
2.
FLASHCARD QUESTION
Front
What is an angle bisector?
Back
A line through the vertex of an angle that divides it into two equal angles.
3.
FLASHCARD QUESTION
Front
What is an apex in geometry?
Back
The single point on a cone or pyramid that is the furthest from the base. For a pyramid, the apex is where all the triangular faces meet.
4.
FLASHCARD QUESTION
Front
Define arc in a circle.
Back
The part of a circle lying between two points on the circle.
5.
FLASHCARD QUESTION
Front
What is arccosine?
Back
The arccosine of a number between 0 and 1 is the acute angle whose cosine is that number.
6.
FLASHCARD QUESTION
Front
What is arcsine?
Back
The arcsine of a number between 0 and 1 is the acute angle whose sine is that number.
7.
FLASHCARD QUESTION
Front
What is arctangent?
Back
The arctangent of a positive number is the acute angle whose tangent is that number.
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