2 years ago

Plsss Help Urgent!!! Which point represents the person who practiced the most and got the fastest time in a swim meet?

Mathematics

1 answer:

Marianna [84]2 years ago

5 0

Answer:

Point X

Step-by-step explanation:

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Ellie ran 4x + 5 miles today and 3x – 2 miles

kompoz [17]

Answer:

Step-by-step explanation:

4x+5+3x-2=31

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x=4

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2 years ago

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Solve the proportion using cross products.<br> 14/6 = d/15

Alex787 [66]

Answer:

D=35

Step-by-step explanation:

First, find a common multiple of both 15 and 6, we get 30, 14/6*5=70/6 meaning that 14/6=35/15

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2 years ago

I have no clue to what I even need to do.

Gre4nikov [31]

$\bf \textit{arc's length}\\\\ s=r\theta ~~ \begin{cases} r=radius\\ \theta =angle~in\\ \qquad radians\\ \cline{1-1} \theta =\frac{3\pi }{2}\\ s=\frac{5\pi }{2} \end{cases}\implies \cfrac{5\pi }{2}=r\cdot \cfrac{3\pi }{2}$

$\bf \cfrac{~~\begin{matrix} 2 \\[-0.7em]\cline{1-1}\\[-5pt]\end{matrix}~~}{3~~\begin{matrix} \pi \\[-0.7em]\cline{1-1}\\[-5pt]\end{matrix}~~ }\cdot \cfrac{5~~\begin{matrix} \pi \\[-0.7em]\cline{1-1}\\[-5pt]\end{matrix}~~ }{~~\begin{matrix} 2 \\[-0.7em]\cline{1-1}\\[-5pt]\end{matrix}~~}=r\implies \cfrac{5}{3}=r$