Three copies of a triangle were rotated and positioned as shown.

Which statement is always true about the angles in the figure?

A.
m∠a = m∠b

B.
m∠b = m∠c

C.
The sum of angles a, b, and c is 180°.

D.
Angle a and angle b form a right angle.

Question

Three copies of a triangle were rotated and positioned as shown.
 
Which statement is always true about the angles in the figure?
  

 
 A.
m∠a = m∠b
 
 B.
m∠b = m∠c
 
 C.
The sum of angles a, b, and c is 180°.
 
 D.
Angle a and angle b form a right angle.

logan13 · Answer

https://static.k12.com/calms_media/media/1560500_1561000/1560886/1/9802ac7ff988edb935d91b3cca776050aab31677/MS_IMC-1401112-109063.jpg

logan13 · Answer

@Awolflover1

jhonyy9 · Answer

so because you know ist sure that the sum of angles of a triangle is always equal 180 degree so from this result what choice will be right sure ?