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DiKsa [7]
3 years ago
6

Using similar triangles, what is x?

Mathematics
1 answer:
Lady bird [3.3K]3 years ago
4 0
\dfrac{x}{2.5}=\dfrac{x+2.4}{2.5+2}\\
\dfrac{x}{2.5}=\dfrac{x+2.4}{4.5}\\
4.5x=2.5(x+2.4)\\
4.5x=2.5x+6\\
2x=6\\
x=3
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bulgar [2K]

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6 0
3 years ago
In the 7th grade, 150 of the students are attending the dance. If this is 62.5% of the entire grade, how many 7th graders are th
JulijaS [17]

Answer:

244 students.

Step-by-step explanation:

Okay, so. We know 150 people of the 7th grade is coming and 62.5% is the entire of the 7th graders coming. We would multiply.

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3 0
3 years ago
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Ivenika [448]
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