Question

Given figure ABCD ~ figure WXYZ, what is the value of k?


m

Answer 1

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Answer 2

because the 2 figures are similar corresponding sides are in the same proportion
so we can write

4.2 / 8.4 = 2/3 / k

solve for k

Answer 3

4.2 / 8.4 = 1/2

so 1/2 = 2.3/k

now it is easier to solve

Answer 4

can you solve this for k?

Answer 5

@welshfella how would i plug that in

Answer 6

@welshfella

Answer 7

you cross multiply