Marcus states that angle orp and angle lrp are a linear pair. which best describes his statement?

a. he is correct. the angles share a common b. vertex so they are a linear pair.
b. he is correct. the angles share a common ray so they are a linear pair.
c. he is incorrect. angle orp does not have a linear pair shown on the diagram.
d. he is incorrect. ray ro and ray rl are not opposite rays.

The figure shows triangle def and line segment bc, which is parallel to ef: triangle def has a point b on side de and point c on side df. the line bc is parallel to the line ef. part a: is triangle def similar to triangle dbc? explain using what you know about triangle similarity. part b: which line segment on triangle dbc corresponds to line segment ef? explain your answer. part c: which angle on triangle dbc corresponds to angle f? explain your answer. asap

Which function represents the sequence? f(n)=n+3 f(n)=7n−4 f(n)=3n+7 f(n)=n+7

The equation of a parabola is given. y=18x2+4x+20 what are the coordinates of the focus of the parabola?