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asambeis [7]
4 years ago
5

Angles a= 3x + 5 b= 5x - 18. C= 7x - 2

Mathematics
1 answer:
suter [353]4 years ago
5 0

Answer:

x = 13.

So the 3 angles are a =  44, b = 47 and c = 89 degrees.

Step-by-step explanation:

If these are the angles  are the 3 angles of a triangle they sum to 180 degrees, so:

3x + 5 + 5x - 18 + 7x - 2 = 180

15x - 15 = 180

15x = 195

x = 195/15

x = 13.

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Your statement is true.
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4 years ago
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What is the measure of minor arc ? 17° 75° 149° 211°.
Iteru [2.4K]

The possible measures of the angle at the center of the circle formed by the minor arc are 17°, 75°, and 149°.

<h3>What is the minor and major arc?</h3>

A major arc is an arc in the circle which measures less than 180° at the center of the circle, while a major arc is an arc that measures more than 180° at the center of the circle.

We know about the major and minor arc, therefore, from all the given options, 17°, 75°, and 149° are the measure of the angle that is less than 180°. Thus, these angles are will form the minor arc.

Hence, the possible measures of the angle at the center of the circle formed by the minor arc are 17°, 75°, and 149°.

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brainly.com/question/14732475

8 0
2 years ago
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M23 is (3x + 4)º and mz5 is (2x + 11)
Tom [10]

9514 1404 393

Answer:

  • same-side interior
  • (3x +4) +(2x +11) = 180
  • 77°

Step-by-step explanation:

Angles 3 and 5 are on the same side of the transversal, between the parallel lines, so can be called "same-side interior angles". These are also called "consecutive interior angles". As such, they have a sum of 180°, so are also "supplementary angles." We don't know what your pull-down menu options are, but perhaps one of these descriptions is on there.

__

Because the angles are supplementary, their sum is 180°. So, the equation ...

  (3x +4)° +(2x +11)° = 180°

can be used to solve for x. Likewise, any of the possible simplifications of this can be use:

  (3x +4) +(2x +11) = 180 . . . . . divide by degrees

  5x +15 = 180 . . . . . . . . . . . collect terms

  5x = 165 . . . . . . . . . . . . . subtract 15

  x = 33 . . . . . . . . . . . . . . divide by 5

__

Once we know that x=33, then the measure of angle 5 is found from its expression:

  m∠5 = (2x +11)° = (2·33 +11)°

  m∠5 = 77°

6 0
3 years ago
How do I solve this because I don’t know where to start
ZanzabumX [31]
A=x+5
C=x+3
That is the answer
4 0
3 years ago
Choose the midpoint of the line segment with endpoints at (5, 9) and (11, 15).
Tcecarenko [31]

Answer:

C) (8,12)

Step-by-step explanation:

MP= (\frac{x_1+x_2}{2} )(\frac{y_1+y_2}{2} )\\MP= (\frac{5+11}{2} )(\frac{9+15}{2} )\\MP= (\frac{16}{2} )(\frac{24}{2} )\\MP= (8,12)

8 0
3 years ago
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