7-4 Proportional Parts of Triangles

Solve for x.

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CCSS.HSG.SRT.B.4

Solve for x.

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CCSS.HSG.CO.C.9

Solve for x.

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CCSS.HSG.SRT.B.4

Solve for x by factoring. (Remember that you will not have lengths that are negative.)

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CCSS.HSG.SRT.A.2

Determine if  $\overline{ST}\ \parallel\ \overline{PR}$  .  If yes, what theorem justifies your answer?

• Not Similar

• Yes, Triangle Proportionality Theorem

• Yes, Triangle Proportionality Converse

• Yes, Triangle Midsegment Theorem

• Yes, Proportional Parts & Parallel Lines Theorem

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CCSS.HSG.SRT.B.4

Determine if $\overline{ST}\ \parallel\ \overline{PR}$ . If yes, what theorem justifies your answer?

• Not Similar

• Yes, Triangle Proportionality Theorem

• Yes, Triangle Proportionality Converse

• Yes, Triangle Midsegment Theorem

• Yes, Proportional Parts & Parallel Lines Theorem

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CCSS.8.G.A.3

Determine if $\overline{ST}\ \parallel\ \overline{PR}$ . If yes, what theorem justifies your answer?

• Not Similar

• Yes, Triangle Proportionality Theorem

• Yes, Triangle Proportionality Converse

• Yes, Triangle Midsegment Theorem

• Yes, Proportional Parts & Parallel Lines Theorem

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CCSS.HSG.SRT.B.4

Find GH.

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CCSS.HSG.CO.C.11

Find the perimeter of $\Delta MNP$   .

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CCSS.HSG.SRT.B.4

Use the Triangle Midsegment Theorem to solve for x.

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CCSS.HSG.SRT.B.4