Scale Factor Lesson

Math Response

What is 20 x 4?

Type answer here

Correct Answer: 80

Deg^°

Rad

Math Response

What is 16 x 4?

Type answer here

Correct Answer: 64

Deg^°

Rad

Math Response

What is 13 x 4?

Type answer here

Correct Answer: 52

Deg^°

Rad

Math Response

What is 7 x 4?

Type answer here

Correct Answer: 28

Deg^°

Rad

Math Response

What is 8 x 4?

Type answer here

Correct Answer: 32

Deg^°

Rad

Multiple Choice

A scale factor of 6 is

• an enlargement

• a reduction

• same size

Multiple Choice

A scale factor of 0.45 is

• an enlargement

• a reduction

• same size

Multiple Choice

A scale factor of 3.2 is

• an enlargement

• a reduction

• same size

Multiple Choice

Division can be written as a fraction

• True

• False

Multiple Choice

What symbol is this <

$$\frac{1}{4}<1$$

• Less than

• Greater Than

• Equal

Multiple Choice

How would you enter $$\frac{1}{4}$$ into your calculator to get 0.25?

• 1÷4

• 4÷1

• 1•4

• 1+4

Math Response

What is 8 x 0.25?

Type answer here

Correct Answer: 2

Deg^°

Rad

Multiple Choice

What side corresponds to side d?

• b

• m

• e

• h

• g

Multiple Choice

What side corresponds to side a?

• b

• m

• e

• h

• g

Multiple Choice

What do you multiply by 3 to get 12?

• 4

• $$\frac{1}{4}$$

• 0.25

• 400

Math Response

What is the missing value (x)?

Type answer here

Correct Answer: 4

Deg^°

Rad

Math Response

What is the missing value (x)?

Type answer here

Correct Answer: 8

Deg^°

Rad

Math Response

What is the missing value (x)?

Type answer here

Correct Answer: 12

Deg^°

Rad

Math Response

What is the missing value (x)?

Type answer here

Correct Answer: 12

Deg^°

Rad

Math Response

What is the missing value (x)?

Type answer here

Correct Answer: 4

Deg^°

Rad

Math Response

What is the missing value (x)?

Type answer here

Correct Answer: 28

Deg^°

Rad

Multiple Choice

Which sides are corresponding?

• 45 to 30

• 27 to 30

• 45 to 27

• 15

Multiple Choice

Which, when divided, gives a value LESS THAN ONE?

• $$\frac{45}{30}$$

• $$\frac{30}{45}$$

Multiple Choice

When you multiply the 45 by the scale factor you need the 45 to REDUCE... what would that mean?

• divide by 45

• divide by 30

• multiply by 45

• multiply by 30

Multiple Choice

What is the scale factor?

• $$\frac{30}{45}$$

• $$\frac{45}{30}$$

• 5

• $$\frac{1}{5}$$

Multiple Choice

It is helpful to REDUCE your fractions if possible.

$$\frac{30}{45}$$

What number below divides into both 30 and 45?

• 5

• 7

• 6

• 2

Multiple Choice

$$\frac{27}{1}\times\frac{2}{3}$$

= $$\frac{27\times2}{1\times3}$$

What could you reduce the numerator and denominator by?

• 3

• 9

• 6

• 2

Multiple Choice

If a Scale Factor if greater than 1, then your figure gets...

• Smaller
• Bigger
• Does not change

Multiple Choice

The scale from a map to to real life show that 3 cm is 150 yds. What is the scale factor?

• 750

• 3/150

• 50

• 15/3

Multiple Choice

A rectangle that is 2 inches by 3 inches has been scaled by a factor of 7. What are the side lengths of the scaled copy?

• 5 and 10

• 14 and 21

• 5 and 7

• 9 and10

Multiple Choice

The two rectangles are scale drawings. What is the measurement of x?

• 21
• 1.25
• 20
• 4

Multiple Choice

Find missing side

• 5
• 7
• 9
• 11