2 years ago

2 triangles measure 55 and 20 what is the measure of the third angle

Mathematics

2 answers:

OleMash [197]2 years ago

5 0

Answer:

x = 105

Step-by-step explanation:

The angles of a triangle add to 180 degrees

Let x be the third angle

55+20 +x =180

75 +x = 180

x = 180-75

x = 105

Sergio [31]2 years ago

4 0

Answer:

third triangle=105 degrees

Step-by-step explanation:

Three angles of a triangle always add up to 180. Therefore the equation is 55+20+x=180. Solving for x we get x= 105

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