# help if u smart boys

Anonymous
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Question description

### QUESTION 1

1. Which ratio is the same proportion as 18 : 48?

5 points

### QUESTION 2

1. Solve for the variable.

 16 19 21 25

5 points

### QUESTION 3

1. A photograph is reduced by a scale factor of. If the original length of the photograph was 20 inches, what is the length of the reduced photo?

 2.5 inches 7.5 inches 17 inches inches

5 points

### QUESTION 4

1. On a map, 1 in. represents 50 mi. Two cities arein. apart on the map.

How far apart are the actual cities?

5 points

### QUESTION 5

1. What is the distance between the points (–2, –1) and (–2, 4)?

 0 3 5 6

5 points

### QUESTION 6

1. TriangleABCis to be translated right 3 units, down 5 units.

What are the vertices of the translated triangle?

 A'(0, 9),B'(1, 3), andC'(7, 6) A'(0, –1),B'(1, –7), andC'(7, –4) A'(–6, –1),B'(–5, –7), andC'(1, –4) A'(–6, 9),B'(–5, 3), andC'(1, 6)

5 points

### QUESTION 7

1. TriangleABCis translated as shown.

Which vector can be used to describe the translation?

5 points

### QUESTION 8

1. TriangleABCis reflected over the line shown. Which statement is true ofA'?

 A' will be 1 units to the right of the line. A' will be 1 units to the left of the line. A' will be 5 units to the right of the line. A' will be 5 units to the left of the line.

5 points

### QUESTION 9

1. Which are the coordinates of the vertices of the reflected figure when triangleDEFis reflected across thex-axis?

 D'(3, 0) E'(–1, –3) F'(–2, 3) D'(0, 3) E'(3, 1) F'(–3, 2) D'(0, –3) E'(–3, 1) F'(3, 2) D'(0, 3) E'(3, –1) F'(–3, –2)

5 points

### QUESTION 10

1. The vertices of a right triangle are (0, 0), (3, –5), and (x, 0). Find the value ofx.

 –3 3 –5 5

5 points

### QUESTION 11

1. Three vertices of a square are (–6, 2), (–6, 9), and (1, 2).

What is the fourth vertex of the square?

 (–6, 2) (2, 9) (1, 9) (2, –6)

5 points

### QUESTION 12

1. What type of transformation is represented in the figure shown?

 translation rotation reflection dilation

Rice University

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Anonymous
Excellent job

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