Rules and definitions
Scale Factor
Similar Figures
Word Problems
Mystery Category
100

Similar figures have the same what?

Shape

100

The scale factor tells you by how much a figure is ____________ or enlarged.

reduced

100

 What is the value of x?

2.5

100

Sara is 6 feet tall.  The sign she is standing next to casts a shadow that is 10 feet long.  Sara's shadow is 3 feet long.  How tall is the sign?

20 feet

100

When adding or subtracting decimals, you __________________________.

line up the decimals

200

Similar figures have different____________.

Sizes

200

When going from a big figure to a small figure, the scale factor will be a __________________.

fraction

200

Solve for f  (round to tenths place)

10.3

200

A telephone booth that is 8 ft tall casts a shadow that is 4 ft long. Find the height of a lawn ornament that casts a 2 ft shadow.

4 ft.

200

When multiplying decimals, you _________ decimal spaces to know where to put the decimal.

count

300

The angles of similar figures are___________

congruent

300

When going from a small figure to a big figure, the scale factor will be a _________________.

whole number

300

Solve for x

6

300

A model house has a scale of 1 in : 2 ft. If the real house is 26 ft wide then how wide is the model house?

13 inches

300

When dividing decimals, don't forget that the decimal in the dividend _______.

"jumps up"

400

The lengths of corresponding sides of a similar figure are________.

Proportional

400

Figure one has a side length of 25inches.  The corresponding side of figure two has a length of 5 inches.  What is the scale factor? (if its an enlargement)

5

400


140

400

A 16 ft tall adult giraffe standing next to a baby giraffe casts a 8 ft shadow. If the baby giraffe is 6 ft tall then how long is its shadow?

3 ft.

400

True or false??  

Integers are considered whole numbers

False

500

After you set up a proportion what do you do to figure out if two figures are similar?

Cross multiply

500

If you are scaling down from a large figure to a small, it is called a __________________.

reduction

500

Are these triangles similar?

yes
500

A particular motorcycle is 9 ft long. A model of it was built with a scale of 1 in : 3 ft. How long is the model?

3 ft.

500

Repeated decimals are considered ____________

(think number systems)

Rational numbers

M
e
n
u