Which is a correct classification for the triangle?

A.
acute triangle

B.
right triangle

C.
obtuse triangle

D.
equiangular triangle

http://static.k12.com/calms_media/media/1421000_1421500/1421006/1/bcf7f18412f91d54b8c6320eba46b551699d243e/MS_Alg_130924_281818.jpg

Question

Which is a correct classification for the triangle?		
  

 
 A.
acute triangle
 
 B.
right triangle
 
 C.
obtuse triangle
 
 D.
equiangular triangle

http://static.k12.com/calms_media/media/1421000_1421500/1421006/1/bcf7f18412f91d54b8c6320eba46b551699d243e/MS_Alg_130924_281818.jpg

anonymous · Answer

right triangle

anonymous · Answer

@triciaal @KendrickLamar2014 @Legends

anonymous · Answer

nv thx @mathsciencehistory

anonymous · Answer

subtract the two angles from a total of 180 because all triangles are 180 and you get 90 for the blank angle which makes it a right triangle XD