Dilations Jeopardy!

Terms, Definitions, T/F, Fill in the Blank

100

A transformation that changes the size but not the shape of a geometric figure

What is dilation?

200

In the Coordinate Plane what is the center of Dilation?

What is the Origin?

300

Describes how much larger or smaller the image of a dilation is than the pre image

What is scale factor?

400

True or false: dilation is how large an image is after it is enlarged or reduced.

False

500

A dilation is a ________ that changes the ________ but not the shape of a geometric figure.

transformation, size

Scale Factor

100

Preimage: (2, 2) Image: (5, 5)

What is 2.5?

200

Preimage: (7, 8) Image: (56, 64)

What is 8?

300

Preimage: (6, 3) Image: (2, 1)

What is 1/3?

400

Preimage: (46, 37) Image: (23, 18.5)

What is 1/2?

500

Preimage: (53.7, 35.8) Image: (161.1, 107.4)

What is 3?

New image

100

Preimage: (7, 2) Scale factor: 10

What is (70, 20)

200

Preimage: (3, 8) Scale factor: 5

What is (15, 40)

300

Preimage: (27, 37) Scale factor: 2

What is (54, 74)

400

Preimage: (28, 83) Scale factor: 5

What is (140, 415)

500

Preimage: (222, 17) Scale factor: 34

What is (7548, 578)

Is it a dilation?

100

Preimage: (7, 8) Image: (56, 63)

No

200

Preimage: (1, 10) Image: (10, 1)

no

300

Preimage: (42, 49) Image: (6, 7)

Yes

400

Preimage: (48, 336) Image: (1, 7)

yes

500

Preimage: (247, 583) Image: (1729, 4081)

Yes

Review

100

A relationship between two quantities in which the ratio of one quantity to the other quantity is constant.

What is a proportional relationship?

200

What is a proportion

What is a statement that two ratios are equal?

300

If Bobalina types 5 sentences in 25 minutes, how many sentences does she type in 1 minute?

What is sad? Not even a full sentence in a whole minute.

400

Chocolate fudge overload extra large donuts are on sale for $5.99 3/4 dozen. What is the cost of one donut?

What is $0.67?

500

Sadie buys 4 grams of titanium for a robotics project for $11. Quin buys 2.5 grams of the same titanium for the same robotics project for $6.25. Who gets the better deal.

Quin