abates950 abates950

11-07-2018
Mathematics

contestada

In triangle CDE, two triangles add to be 100 degrees. The third angle must be 80 degrees.

True or false?

Respuesta :

estrellv estrellv

11-07-2018

true, all triangles equal 180 degrees

Answer Link

mkryukova19 mkryukova19

11-07-2018

Sum of angles in any triangle = 180⁰.
If sum of two angles give 100⁰, them third angle (180-100)=80⁰.
So, the answer is true.

Answer Link

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