Exploring missing lines of symmetry following a reflection

In this lesson, we will investigate a variety of shapes which have already been reflected and find where the missing line of symmetry would be.

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Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.Which of the following statements is NOT correct?

The x axis can be a line of reflectionThe y axis can be a line of reflectionThe x axis cannot be a line of reflectionWhen shapes are reflected some of the coordinates can change

1/5

Q2.If we are reflecting a shape onto the x axis then which of the following is correct?

Both the x and y coordinates of the reflected shapes must stay the sameBoth the x and y coordinates of the reflected shapes must changeThe x coordinate will definitely stay the sameThe y coordinate will definitely stay the same

2/5

Q3.If we are reflecting a shape onto the y axis then which of the following statements is correct?

3/5

Q4.A triangle with the coordinates (-5,6), (-5,7) and (-4,7) is reflected by a line of reflection along the y axis, which of the below are the correct reflected coordinates?

(5,6) (5,7) (4,7)(-5,-6), (-5,-7) (-4,-7)(5,-6) (5,-7) (4,-7)(-5,-5) (-7,7) (-4,-4)

4/5

Q5.A point with coordinates (-4,0) is reflected by a line of reflection along the x axis, what would its new reflected coordinates be?

(4,0)(-4,0)(-4,1)(-4,-1)

5/5

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.Which of the following statements is NOT correct?

The x axis can be a line of reflectionThe y axis can be a line of reflectionThe x axis cannot be a line of reflectionWhen shapes are reflected some of the coordinates can change

1/5

Q2.If we are reflecting a shape onto the x axis then which of the following is correct?

2/5

Q3.If we are reflecting a shape onto the y axis then which of the following statements is correct?

3/5

Q4.A triangle with the coordinates (-5,6), (-5,7) and (-4,7) is reflected by a line of reflection along the y axis, which of the below are the correct reflected coordinates?

(5,6) (5,7) (4,7)(-5,-6), (-5,-7) (-4,-7)(5,-6) (5,-7) (4,-7)(-5,-5) (-7,7) (-4,-4)

4/5

Q5.A point with coordinates (-4,0) is reflected by a line of reflection along the x axis, what would its new reflected coordinates be?

(4,0)(-4,0)(-4,1)(-4,-1)

5/5

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This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >

Quiz:

Exploring Missing Lines of Symmetry Following a Reflection Quiz

Quiz about missing lines of reflection

Q1.Which of the below mean the same as a line of reflection?

Mirror lineStraight lineUnequal lineWiggly line

1/5

Q2.If the distance between point A and its reflected point (A') is 12 squares then which of the statements below is true?

The distance between the mirror line and A' is 6 squaresThe distance between the mirror line and A' is also 12 squaresThe distance between the mirror line and A is 12 squaresThe distance between the mirror line and A is 24 squares

2/5

Q3.If distance between point B and a mirror line is 9 squares, then which of the following statements below is true?

The distance between B and B' is also 9 squaresThe distance between the mirror line and B' is 4.5 squaresThe distance between B and B' is 18 squaresThe distance between B and B' is 4.5 squares

3/5

Q4.The coordinates (-4,-4) and (-4,-2) are reflected, after reflection (-4,-4) becomes (3,3) and (-4,-2) becomes (1,3), which of the following statements is true?

The x axis is the line of reflectionThe y axis is the line of reflectionThe line of reflection is diagonalThe line of reflection is vertical

4/5

Q5.A point with coordinates (1,-4) and (1,-3) are reflected to become (-3,-4) and (-3,-3) what do we know about the mirror line?

It is a horizontal lineIt is a vertical lineIt is a diagonal lineWe do not have enough information

5/5

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >

Quiz:

Exploring Missing Lines of Symmetry Following a Reflection Quiz

Quiz about missing lines of reflection

Q1.Which of the below mean the same as a line of reflection?

Mirror lineStraight lineUnequal lineWiggly line

1/5

Q2.If the distance between point A and its reflected point (A') is 12 squares then which of the statements below is true?

2/5

Q3.If distance between point B and a mirror line is 9 squares, then which of the following statements below is true?

The distance between B and B' is also 9 squaresThe distance between the mirror line and B' is 4.5 squaresThe distance between B and B' is 18 squaresThe distance between B and B' is 4.5 squares

3/5

Q4.The coordinates (-4,-4) and (-4,-2) are reflected, after reflection (-4,-4) becomes (3,3) and (-4,-2) becomes (1,3), which of the following statements is true?

The x axis is the line of reflectionThe y axis is the line of reflectionThe line of reflection is diagonalThe line of reflection is vertical

4/5

Q5.A point with coordinates (1,-4) and (1,-3) are reflected to become (-3,-4) and (-3,-3) what do we know about the mirror line?

It is a horizontal lineIt is a vertical lineIt is a diagonal lineWe do not have enough information

5/5

Lesson summary: Exploring missing lines of symmetry following a reflection

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The next lesson in:
Transformations
is:
Exploring reflections and translations (Part 1)

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Exploring missing lines of symmetry following a reflection

Unit quizzes are being retired in August 2023

Intro quiz - Recap from previous lesson

Unit quizzes are being retired in August 2023

Intro quiz - Recap from previous lesson

Video

Worksheet

Unit quizzes are being retired in August 2023

Exploring Missing Lines of Symmetry Following a Reflection Quiz

Unit quizzes are being retired in August 2023

Exploring Missing Lines of Symmetry Following a Reflection Quiz

Lesson summary: Exploring missing lines of symmetry following a reflection

It looks like you have not completed one of the quizzes.

Time to move!

The next lesson in: Transformations is: Exploring reflections and translations (Part 1)

Browse Oak's lessons:

The next lesson in:
Transformations
is:
Exploring reflections and translations (Part 1)