Polygons and Geometry Expressions

Having the same measure; if one image can be obtained from another by a sequence of rotations, reflections, or translations, then the two figures are _________.

Tags

CCSS.8.G.A.2

A technique using properties of similar polygons to find distances or lengths that are difficult to measure directly.

• indirect measurement

• estimation

• calculation

• algebra

A transformation that enlarges or reduces a figure by a scale factor.

Tags

CCSS.8.G.A.3

The ratio of the lengths of two corresponding sides of two similar polygons.

• scale factor

• slope

• dilation

• image

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

What is the name of a 12-sided polygon

• Decagon

• Dodecagon

• Dozengon

• Noonagon

Tags

CCSS.2.G.A.1

Theory that states: If two angles of one triangle are congruent to two angles of another triangle, then the triangles are similar.

• Angle-Angle Similarity

• Side-Side Similarity

• Angle-Side Similarity

• Side-Angle Similarity

Tags

CCSS.HSG.SRT.A.2

If one image can be obtained from another by a sequence of transformations AND dilations, then we say the figures are _______.

Tags

CCSS.HSG.SRT.A.2

CCSS.8.G.A.4

An operation that maps a geometric figure, pre-image, onto a new figure, image.

• transformation

• reflection

• rotation

• translation

Tags

CCSS.HSG.CO.A.2

A transformation that slides a figure from one position to another without turning.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

The polygons are similar, but not necessarily drawn to scale. Find the value of x.

• x = 13

• x = 7

• x = 5.5

• x = 10

Tags

CCSS.HSG.SRT.A.2