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masha68 [24]
4 years ago
7

Find the measure of the smaller angle in the figure

Mathematics
1 answer:
Nataliya [291]4 years ago
6 0
You know that the two angles make up a perfectly flat line, which is a 180<span>° angle. So we can create the equation:'

3x + 10 = 12x

Now solve for 'x'. Subtract 3x to both sides:

10 = 9x

Divide 9 to both sides:

x = 10/9

We want to find the smaller angle, so put this value in for 'x' in '3x + 10':

3x + 10

3(10/9) + 10

30/9 + 10

13 1/3</span><span>°</span>
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Step-by-step explanation:

Consider the provided information.

Integers: Integers are the set of whole number and the negatives of the natural numbers, i.e, … ,-2, -1, 0, 1, 2,...

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Answer:

∠1 = 142°

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Step-by-step explanation:

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