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"Cónica" is a form of "cónico", an adjective which is often translated as "conical". "Recta" is a form of "recta", a noun which is often translated as "straight line". Learn more about the difference between "cónica" and "recta" below.
cónico(
koh
-
nee
-
koh
)la recta(
rrehk
-
tah
)A feminine noun is almost always used with feminine articles and adjectives (e.g., la mujer bonita, la luna llena).
a. straight line
Usa una regla para dibujar una recta que vaya desde el punto A al punto B.Use a rule to draw a straight line from point A to point B.