Five-Minute Check (over Lesson 12–7)

Main Idea and Vocabulary

Key Concept: Geometric Figures

Example 1:Identify a Figure

Key Concept: Pairs of Lines

Example 2:Describe a Pair of Lines

Key Concept: Congruent Segments

Example 3:Identify Congruent Line Segments

• I will identify and label basic geometric terms.

• point

• line

• ray

• line segment

• plane

• intersecting lines

• perpendicular lines

• parallel lines

• congruent line segments

Identify a Figure

Identify the figure. Then name it using symbols.

The figure is between two endpoints. The end points indicate that the line stops at those two points.

Answer: So, it is a line segment. The figure can be

named PQ or QP.

1. A

2. B

3. C

4. D0% 0%0%0%

Identify the figure.

A.

B.

C.

D.

Describe a Pair of Lines

Describe the lines as intersecting, perpendicular, or parallel.

The lines cross at one point, so they are intersecting. Since they also form a square corner, they are perpendicular lines.

Answer: intersecting and perpendicular

1. A

2. B

3. C

A. intersecting

B. perpendicular

C. parallel

Describe the lines as intersecting, perpendicular, or parallel.

0% 0%0%

Identify Congruent Line Segments

Determine whether the line segments are congruent. Write yes or no.

Answer: Yes, the line segments have the same length, so they are congruent.

1. A

2. B

0%0%

A. yes

B. no

Determine whether the line segments are congruent. Write yes or no.

End of the Lesson

Five-Minute Check (over Lesson 12–7)

Image Bank

Math Tool Chest

Identify Angles

1. A

2. B

3. C

4. D0% 0%0%0%

(over Lesson 12–7)

Use any strategy to solve. Salvador and his family will visit a theme park. Adult tickets cost $21. The total cost of tickets for the two adults and four children in Salvador’s family is $106. How much are children’s tickets?

A. $16

B. $32

C. $15

D. $22