Brewer Similarity Review
Flashcard
•
Mathematics
•
9th - 10th Grade
•
Hard
+3
Standards-aligned
Wayground Content
FREE Resource
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15 questions
Show all answers
1.
FLASHCARD QUESTION
Front
What is the definition of similar figures?
Back
Similar figures are shapes that have the same shape but may differ in size. Their corresponding angles are equal, and their corresponding sides are proportional.
Tags
CCSS.8.G.A.2
CCSS.HSG.CO.B.6
2.
FLASHCARD QUESTION
Front
What is the AA similarity postulate?
Back
The AA (Angle-Angle) similarity postulate states that if two angles of one triangle are equal to two angles of another triangle, then the triangles are similar.
Tags
CCSS.HSG.SRT.B.5
3.
FLASHCARD QUESTION
Front
What is the SAS similarity postulate?
Back
The SAS (Side-Angle-Side) similarity postulate states that if two sides of one triangle are proportional to two sides of another triangle and the included angles are equal, then the triangles are similar.
Tags
CCSS.HSG.SRT.B.5
4.
FLASHCARD QUESTION
Front
What is the SSS similarity postulate?
Back
The SSS (Side-Side-Side) similarity postulate states that if the corresponding sides of two triangles are proportional, then the triangles are similar.
Tags
CCSS.HSG.SRT.B.5
5.
FLASHCARD QUESTION
Front
If AD = 5 and CD = 15, what is the ratio of AD to CD?
Back
The ratio of AD to CD is 1:3.
Tags
CCSS.4.MD.A.2
6.
FLASHCARD QUESTION
Front
If two similar triangles have a scale factor of 2, how does this affect their perimeters?
Back
The perimeter of the larger triangle will be twice that of the smaller triangle.
7.
FLASHCARD QUESTION
Front
How do you find the perimeter of similar shapes?
Back
To find the perimeter of similar shapes, multiply the perimeter of the smaller shape by the scale factor.
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