Question

3. Find the value of y in the similar figures (round to the nearest tenth)
(Points : 2)
12
6
13.3
7.3

Answer 1

@AriPotta help me :( please :)

Answer 2

you have to set up a proportion

Answer 3

can you help me set it up ? please

Answer 4

@AriPotta

Answer 5

use two corresponding sides that don't have a variable. the only corresponding sides we could use is 4 and 6. and the corresponding side to y is 20. so...

4/6 = y/20

Answer 6

what you do after that?

Answer 7

divide?

Answer 8

you cross multiply and solve for y

Answer 9

4x20=80 and 6x y= 6y now what?

Answer 10

@AriPotta did i do it right?

Answer 11

so 80 = 6y...how would you solve for y...

Answer 12

over 6

Answer 13

13.333

Answer 14

oh so my answer is 13.3! omg your so AWESOME!

Answer 15

so there you go