Respuesta :

S1NGH

Answer:

how many lines of symmetry does a regular decagon have  

A.0

B.5

C.10

D.20

Step-by-step explanation:

A decagon has 10 sides and is a polygon

gmany

Answer:

C. 10

Step-by-step explanation:

A regular polygon has as many lines of symmetry as there are angles (sides).

We have decagon → 10 angles (sides). Therefore the number of lines of symmetry is 10.

Ver imagen gmany