Worksheet 7.3

The triangles shown are similar by the Side-Side-Side Triangle Similarity Theorem. Compete the statement:

 $\Delta TIR\ \sim\Delta$  _________

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CCSS.HSG.SRT.A.2

The triangles shown are similar by the Side-Side-Side Triangle Similarity Theorem. What is the scale factor comparing the larger triangle to the smaller triangle?

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CCSS.HSG.SRT.B.5

The triangles shown are similar by the Side-Side-Side Triangle Similarity Theorem. Solve for y.

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CCSS.HSG.SRT.A.2

Use similar triangles to solve for x.

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CCSS.HSG.SRT.B.5

Use similar triangles to solve for x.

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CCSS.HSG.SRT.B.5

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CCSS.HSG.SRT.A.2

• Angle-Angle

• Side-Side-Side

• Side-Angle-Side

• The triangles are not similar.

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CCSS.HSG.SRT.B.5

Solve for y.

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CCSS.HSG.SRT.A.2

TE =

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CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

The height of the tower, x =

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CCSS.HSG.SRT.B.5