Similar Shapes - Dilations and Proportions

• 12

• 14

• 16

• 18

• 6

• 4

• 12

• 16

Tags

CCSS.HSG.SRT.A.2

• 15

• 18

• 20

• 25

Tags

CCSS.HSG.SRT.A.2

• 4

• 5

• 6

• 8

Tags

CCSS.HSG.SRT.B.4

A student who is 4 feet tall stands beside a tree. The tree has a shadow that is 12 feet long at the same time that the shadow of the student is 6 feet long. Find the height of the tree?

• 6

• 8

• 10

• 12

Tags

CCSS.HSG.SRT.C.8

Find x.

• 6.6

• 4.5

• 5.4

• 7.2

Tags

CCSS.HSG.SRT.A.2

• 4

• 6

• 8

• 10

Tags

CCSS.HSG.CO.C.9

What are similar shapes?

• Are shapes that have the same shape, but not necessarily the same size.
• Compares the sizes of the parts of the scale drawing to the actual sizes on the original object.
• They are sides that are in the same position in different plane figures. 
• They are sides that have different ratios.

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

What is a scale factor?

• Shapes that have the same shape, but not necessarily the same size.
• A ratio/number that compares the sizes of the parts of the scale drawings.
• They are sides that are in the same position in different plane figures.  
• The length of a side of a similar figure.

Tags

CCSS.7.G.A.1

Two objects that are the same shape but not the same size are _______.

• Congruent
• Vertical
• Similar
• Complementary 

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6