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12 votes
I am in a rush I am helping my daughter with this can you just give me the equation only with the answer

I am in a rush I am helping my daughter with this can you just give me the equation-example-1
User Mitya Ustinov
by
2.8k points

1 Answer

15 votes
15 votes

We are given two quadrilaterals ABCD and JKLM which are similar. For similar quadrilaterals, the sides of the quadrilateral are congruent. We use the formula below


(JM)/(AD)=(KL)/(BC)

Where JM=3.2, AD=4, KL=x, BC=7

We then substitute the necessary parameters into the formula above.


\begin{gathered} (3.2)/(4)=(x)/(7) \\ we\text{ crossmultiply} \\ 4x=7*3.2 \\ 4x=22.4 \\ \text{Divide both sides by 4} \\ (4x)/(4)=(22.4)/(4) \\ x=5.6 \end{gathered}

The length of x is

ANSWER: x=5.6

User Bojangles
by
2.7k points
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