Using Triangle Similarity Theorems

Question 1

Based on the side-splitter theorem, which side length would complete the proportion? StartFraction J M Over M K = StartFraction L N Over question mark EndFraction

Revolt · Accepted Answer

NK

Question 2

⇒ 5.5

Revolt · Accepted Answer

5.5

Question 3

Complete the steps of the proof.

Revolt · Accepted Answer

♣:: SAS similarity theorem; ♦:: definition of similar triangles

Question 4

Complete the statements to solve for x.

Revolt · Accepted Answer

By the converse of the side-splitter theorem, if JK/KL = , then KM ∥ JN.: NM/ML; Cross-multiply: (x – 5)() = x(x – 3).: x + 4; Multiply and simplify: x2 – x – = x2 – 3x.: 20; Solve for x: x = .: 10

Question 5

Given that PO is a midsegment of △LMN, to which segment is MO congruent?

Revolt · Accepted Answer

OL

Question 6

Complete the missing parts of the paragraph proof.

Revolt · Accepted Answer

slope of DE = = =: 0; slope of BC =: 0; Therefore, because , DE ∥ BC.: the slopes are equal

Question 7

Complete the missing parts of the paragraph proof.

Revolt · Accepted Answer

✔ 0; slope of DE = = =: 0; slope of BC =: 0; Therefore, because , DE ∥ BC.: the slopes are equal

Question 8

2a✔ 0X undefined

Revolt · Accepted Answer

✔ 0

Question 9

✔ the slopes are equalthe slopes are not equalthe slopes are negative reciprocals

Revolt · Accepted Answer

✔ the slopes are equal

Question 10

If H is the midpoint of GE and J is the midpoint of FE, determine the following lengths.

Revolt · Accepted Answer

=: 8; =: 4

Using Triangle Similarity Theorems Answers

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