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Laabri

You Do - 1/24/23 AAC

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Last updated over 3 years ago
12 Nsɛmmisa
Hyɛ no nsow a efi ɔkyerɛwfo no hɔ:
Ɛhia
10
Ɛhia
10
Ɛhia
10
Ɛhia
10
Ɛhia
10
Ɛhia
140

This is NOT partner work, this is for you and you alone to complete in silence to give me a better understanding of what YOU know.

We have ONE day to understand the concept of reflections.

You should be working at a level 0 and NOT sharing YOUR hard work with others who are just trying to copy and not learn.

If you are talking, you will receive an automatic 0.

KEY:

(x,y) -> (x, -y): x value did not change, so it is a reflection over x –axis.

(x,y) -> (-x, y): y value did not change, so it is a reflection over y –axis.

This is NOT partner work, this is for you and you alone to complete in silence to give me a better understanding of what YOU know.

We have ONE day to understand the concept of reflections.

You should be working at a level 0 and NOT sharing YOUR hard work with others who are just trying to copy and not learn.

If you are talking, you will receive an automatic 0.

KEY:

(x,y) -> (x, -y): x value did not change, so it is a reflection over x –axis.

(x,y) -> (-x, y): y value did not change, so it is a reflection over y –axis.

Examples:

(x,y) -> (x, -y): x value did not change, so it is a reflection over x –axis.

(x,y) -> (-x, y): y value did not change, so it is a reflection over y –axis.

Ɛhia
10
Asemmisa {{asɛmmisaAhyɛnsode}}
1.

What are the coordinates for preimage? (, )

What are the coordinates for image?

(, )

ONLY TYPE THE NUMBER IN THE BLANK

Ɛhia
10
Ɛhia
10
Asemmisa {{asɛmmisaAhyɛnsode}}
3.

What is the rule?

ex:

(x,y) -> (y,x)

Examples:

(x,y) -> (x, -y): x value did not change, so it is a reflection over x –axis.

(x,y) -> (-x, y): y value did not change, so it is a reflection over y –axis.

Ɛhia
10
Asemmisa {{asɛmmisaAhyɛnsode}}
4.

What are the coordinates for preimage? (, )

What are the coordinates for image?

(, )

ONLY TYPE THE NUMBER IN THE BLANK

Ɛhia
10
Ɛhia
10
Asemmisa {{asɛmmisaAhyɛnsode}}
6.

What is the rule?

ex:

(x,y) -> (y,x)

Asemmisa {{asɛmmisaAhyɛnsode}}
7.

Examples:

(x,y) -> (x, -y): x value did not change, so it is a reflection over x –axis.

(x,y) -> (-x, y): y value did not change, so it is a reflection over y –axis.

Describe the reflection.

A (2, -9) ----> A’ (2, 9)

Asemmisa {{asɛmmisaAhyɛnsode}}
8.

Examples:

(x,y) -> (x, -y): x value did not change, so it is a reflection over x –axis.

(x,y) -> (-x, y): y value did not change, so it is a reflection over y –axis.

Describe the reflection.

B (4, -13) -----> B’ (4, 13)

Asemmisa {{asɛmmisaAhyɛnsode}}
9.

(x,y) -> (x, -y)

Reflect using the rule above.

K (5,8) -----> K' (, )

ONLY TYPE THE NUMBER IN THE BLANK

(x,y) -> (-x, y)

Reflect using the rule above.

L (-9, -3) -----> L' (, )

ONLY TYPE THE NUMBER IN THE BLANK

Asemmisa {{asɛmmisaAhyɛnsode}}
10.

Write the rule.

Asemmisa {{asɛmmisaAhyɛnsode}}
11.

Write the rule.

Asemmisa {{asɛmmisaAhyɛnsode}}
12.

Look at the ordered pair of the preimage and use the drop downs to choose which new coordinate is the image based on which axis the reflection happens over.

(Scroll up to see the rules if you forgot!)

(3, 5) = reflected across the x-axis:

(-9, 12) = reflected across the x-axis:

(0, 2) = reflected across the x-axis:

(-5, -8) = reflected across the x-axis:

(4, -7) = reflected across the x-axis:

(6, 4) = reflected across the x-axis:

(1, -1) = reflected across the x-axis:

Asemmisa {{asɛmmisaAhyɛnsode}}
2.

Which part of the coordinate is negated and which stays the same?

Asemmisa {{asɛmmisaAhyɛnsode}}
5.

Which part of the coordinate is negated and which stays the same?