Mathematics: Using triangle dissection, transformations and parallel lines and angles relationships, explain why the sum of the interior angles of a triangle is equal to 180o (degrees). Use examples with your explanations to describe the shapes formed with different angle combinations.

Using triangle dissection, transformations and parallel

Ответ:

jdkrisdaimcc11

08.01.2021

Mathematics

Show never tell.

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cece4874

16.10.2020

Mathematics

We can solve these equations by using substitution method where you substitute one equation to the other and solve for the value of the other variable. We do as follows:

y = 2x^2
y = –3x −1

2x^2 = –3x −1
2x^2 +3x +1 = 0

x1= -0.5
x2 = -1
y1 = 0.5
y2 = 2

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Using triangle dissection, transformations and parallel lines and angles relationships, explain why the sum of the interior angles of a triangle is equal to 180o (degrees). Use examples with your explanations to describe the shapes formed with different angle combinations.

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