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velikii [3]
3 years ago
9

What is the length of an arc given that the measure of the central angle is 30 degree and the radius is 7 cm?

Mathematics
1 answer:
pogonyaev3 years ago
4 0

La longitud del arco (s) en una circunferencia, conociendo el radio (r) y el ángulo (θ) que forman los dos radios, es:

s = r∙θ

Con el ángulo en radianes

F V7 w7 :

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Erica solved the equation −5x − 25 = 78; her work is shown below. Identify the error and where it was made. (5 points)
NemiM [27]
If you would like to solve the equation -5x - 25 = 78, you should do this using the following steps:

<span>-5x - 25 = 78
</span>-5x - 25 + 25 = 78 + 25
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The error was already made at step 1.
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Someone please go through this with me I beg, I will award brainiest! Maths homework due in for the 8th.. ;((
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