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baherus [9]
3 years ago
6

Find the missing side length in the image attached.

Mathematics
2 answers:
Elodia [21]3 years ago
8 0

Answer:  35

<u>Step-by-step explanation:</u>

Set up the proportion as follows:

\dfrac{66}{30}=\dfrac{42+x}{x}\\\\\\66x=30(42+x)\\\\\\66x=1260+30x\\\\\\36x=1260\\\\\\x=\dfrac{1260}{36}\\\\\\x=\large\boxed{35}

Rainbow [258]3 years ago
3 0

Answer:

? = 35.

Step-by-step explanation:

According to the diagram...

? / 42 = 30 / (66 - 30)

? / 42 = 30 / 36

? / 42 = 5 / 6

6 * ? = 42 * 5

? = 7 *  5

? = 35

Hope this helps!

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