Sss, Sas, and Aa Similarity

Find the value of X.

• 4

• 6

• 12

• 7

• 7

• 12

• 6

• 4

Find side length X.

• 22.5

• 10

• 9

• 7.5

Determine whether the triangles are similar by AA~, SSS~, SAS~, or not similar.

• AA

• SAS

• SSS

• Not Similar

State the postulate that proves these triangles are similar.

• AA~

• SAS~

• SSS~

• AAS~

State the postulate that proves these triangles are similar.

• AA~

• SAS~

• SSS~

• Not Similar

To measure the distance across a pond, a surveyor locates points A, B, C, D, and E as shown.  What is AB to the nearest meter?

• 10

• 12

• 15

• 18

For each pair of triangles, write which similarity postulate, if any, can be used to show the triangles are similar.

• SAS similarity

• not similar

• AA similarity

• SSS similarity

For each pair of triangles, write which similarity postulate, if any, can be used to show the triangles are similar.

• SAS similarity

• not similar

• AA similarity

• SSS similarity

State if the pair triangles are similar. If they are similar, state how you know the triangles are similar.

• Not Similar

• Similar by SSS and by SAS

• Similar by AA

• Similar by SAS