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pychu [463]
3 years ago
5

one angle of a triangle measures 120 degrees. the other two angles are congruent. write and solve an equation to find the measur

e of congruent angeles
Mathematics
1 answer:
Bogdan [553]3 years ago
3 0
The three angles of a triangle always add to 180, do the 2 congruent angles must measure 180-120=60. this number must be divided in two since the angles are congruent, so 60/2=30. [email protected], as needed. so the equation to find x, the size of the congruent angles, would be

x=(180-120)/2
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Answer:

First option.

Third option.

Fourth option.

Step-by-step explanation:

For this exercise is important to remember that equivalent expression have the same value.

Then given the following expression provided in the exercise:

(5x)3

You can find equivalent expression by:

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3(5x)     (This matches with the first option)

- Solving the multiplication indicated. Then:

(5x)3=15x      (This matches with the fourth option)

- Writting x3 inside the parentheses:

5(x3)     (This matches with the third option)

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3 years ago
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<h3>- - - - - - - - - - - - - - - ~Hello There!~ - - - - - - - - - - - - - - - </h3>

➷ The expression would be:

(\frac{f}{2}) + 24

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