Answer:
No
Step-by-step explanation:
Triangles have 180 degrees total. Once you take away 90 from it being a right triangle, you have 90 degrees left. For an angle to be right or obtuse it would have to be over 90 degrees, therefore, A right triangle has one right angle and two acute angles.
It is Figures A,B, and C. Answer D is not a polygon.
Answer:
14 degrees
Step-by-step explanation:
Supplumentry angles add up to 180 degrees.
180 - 166 = 14 degrees
Answer:
C
Step-by-step explanation:
12²+24²=144+576=720≠26²(676)
Answer:
choice 1) 2x + 40 = 180
Step-by-step explanation:
(x + 10) + (x + 30) = 180
2x+ 40 = 180
