Question

Given figure ABCD ~ figure KLMN, what is the value of y?



A.
1.2 cm

B.
3.6 cm

C.
4 cm

D.
12 cm

Answer 1

@Preetha can you help me

Answer 2

first we find the scale factor

Answer 3

by matching up the corresponding sides, we get that

each of the smaller sides is (3/10) of the larger corresponding sides

Answer 4

so, which side on the big trapezoid corresponds with y, on the small trapezoid?

Answer 5

the side is equal to 4cm

Answer 6

good, so what is (3/10) * 4?

Answer 7

line c-b and line m-l

Answer 8

1.2

Answer 9

good, that's your answer

Answer 10

woohoo thank you