kaylalynnsavage07 kaylalynnsavage07

11-11-2018
Mathematics

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Two angles in a triangle add up to 78o.
What is the size of the third angle?

Respuesta :

11-11-2018

The size of the third angle is 102 degrees.

This is because all three angles should always equal 180 degrees. If two of them make up 78 degrees, then you do 180-78 to fine the last angle.

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