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vlada-n [284]
3 years ago
6

The measure of an exterior angle of a regular polygon is 45. What is the interior angle and how many sides?

Mathematics
1 answer:
Brilliant_brown [7]3 years ago
3 0

Check the picture below.

\bf \textit{sum of all exterior angles in a polygon}\\\\ n\theta = 360~~ \begin{cases} n=\stackrel{number~of}{sides}\\ \theta =angle~in\\ \qquad degrees\\[-0.5em] \hrulefill\\ 0=45 \end{cases}\implies n(45)=360\implies n=\cfrac{360}{45}\implies \stackrel{\textit{an octagon}}{n=8}

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Evaluate 3/7r + 5/8s when r = 14 and s = 8
emmasim [6.3K]

\frac{3}{7}*r + \frac{5}{8} *s

let us first plug the values of r and s here

r=14 and s=8

\frac{3}{7}*14 + \frac{5}{8} *8

Now here we can cancel 14 and 7 as 7*2 =14 , also we can cancel 8 and 8 as 8*1 is 8, so our simplified new form is:

\frac{3}{1}*2 + \frac{5}{1} *1

Now we can multiply 3*2 and 5*1

3*2 =6

5*1=5

Next we add the two numbers

6+5 =11

So this is how we get the answer 11

4 0
4 years ago
Please help ASAP!!!!!50 POINTS!!!!!
choli [55]

2

This means for every 1 can of black paint there are 2 cans of white paint in the mix

Step-by-step explanation:

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We shall pick two points on the line graph in (x,y) format;

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Gradient = (2 – 6) / 1 – 3

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= 2

This means for every 1 can of black paint there are 2 cans of white paint in the mix

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7 0
3 years ago
The following table represents the sample space of rolling two number cubes.
alex41 [277]
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Read 2 more answers
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marshall27 [118]

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D) All together it's  $2,948.40 + $2,570 = $5,518.40

For D I didn't add the down payment because it's not an additional charge.

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3 years ago
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bazaltina [42]

Answer:

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