Question

What is the scale factor of ABC to DEF?

A. 1/2
B. 2
C. 1/3
D. 3

Answer 1

hint: compare the corresponding sides BC and EF

Answer 2

so is 1/3 or something

Answer 3

you're going from smaller to bigger

Answer 4

so the scale factor has to be larger than 1

Answer 5

you're essentially solving the equation below for k

k*BC = EF

which is the same as

k*4 = 12

after you plug in the given lengths

Answer 6

so what the answer then ?

Answer 7

solve for k and you tell me

Answer 8

is 3 right cause is bigger ?

Answer 9

yes and because k = 3

Answer 10

yessss is correct thank jim^_^