Geometry A Unit 4

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•
Mathematics
•
9th - 12th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
What does SSS stand for in triangle similarity?
Back
SSS stands for Side-Side-Side, a criterion for triangle similarity where all three sides of one triangle are proportional to the three sides of another triangle.
2.
FLASHCARD QUESTION
Front
What is the criterion for triangle similarity that uses two angles?
Back
AA stands for Angle-Angle, a criterion for triangle similarity where if two angles of one triangle are equal to two angles of another triangle, the triangles are similar.
3.
FLASHCARD QUESTION
Front
What does ASA stand for in triangle congruence?
Back
ASA stands for Angle-Side-Angle, a criterion for triangle congruence where two angles and the included side of one triangle are equal to two angles and the included side of another triangle.
4.
FLASHCARD QUESTION
Front
What is the definition of congruent triangles?
Back
Congruent triangles are triangles that are identical in shape and size, meaning all corresponding sides and angles are equal.
5.
FLASHCARD QUESTION
Front
How do you determine if two triangles are similar?
Back
Two triangles are similar if their corresponding angles are equal or their corresponding sides are proportional.
6.
FLASHCARD QUESTION
Front
What is a scale factor in geometry?
Back
A scale factor is a number that scales, or multiplies, some quantity. In geometry, it is the ratio of the lengths of two corresponding sides of similar figures.
7.
FLASHCARD QUESTION
Front
What is the significance of lines of symmetry in shapes?
Back
Lines of symmetry are lines that divide a shape into two identical halves. A shape can have multiple lines of symmetry.
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