Answer:
<h2>n = 25</h2>
Step-by-step explanation:

Answer:
n=3 then open bracket
Step-by-step explanation:
3n-(2+n)
=3x4-(2+4)
=12-6
=6
Step-by-step explanation:
listo ya está escribo esto sólo por que braynli no me deja subir la respuesta si no tiene mas de 20 palabras
Answer:
Step-by-step explanation:
A) 120 / 2 = 60°
B) 180 - 90 60 = 30°
C) 60° same as arc length GE in part A above
D) 9 units = Rsinθ = 18sin30