A triangle has sides measuring 15, 15, and 15 .

What are the angle measures of the triangle?

A.
15°, 15°, and 21.2°

B.
30°, 60°, and 90°

C.
45°, 45°, and 90°

D.
60°, 60°, and 60°

Question

A triangle has sides measuring 15, 15, and 15   . 
 
What are the angle measures of the triangle?
 
 A.
15°, 15°, and 21.2°
 
 B.
30°, 60°, and 90°
 
 C.
45°, 45°, and 90°
 
 D.
60°, 60°, and 60°

anonymous · Answer

to meaure the angles we can use laws of sine or laws of cosine or laws of tangent

563blackghost · Answer

since all sides are the same it would mean that this triangle is an equilateral triangle.... so the angles should all be the same as well...

anonymous · Answer

ok thanks