Question

The figures shown are similar. What is the scale factor? Help! Medal!
A.3


B.1/7


C.2/3


D.1/3

Answer 1

http://static.k12.com/calms_media/media/243500_244000/243536/1/8283a8e82541ff4eb9c67d6d8c1f009d037af11e/VHS_PA_S2_01_L310_Q9.gif

Answer 2

Scale factor is basically the number you multiply all measurements to get another measurements.

Answer 3

other***

Anyways, we see that the 21 is changing to 14. What times 21 equals 14?

To get that, solve this

21x = 14

Answer 4

7?

Answer 5

@sammixboo

Answer 6

Not quite. To solve this, you divde 21 on both sides of the equations

21x/21 = 14/21
x = 14/21

How do you simplify 14/21?

Answer 7

2/3

Answer 8

So answer is 2/3?

Answer 9

i agree with 2/3

Answer 10

So the answer is 2/3?

Answer 11

@sammixboo