Points? couldn't really find anything else if it was a multiple choice question could u share the answers and maybe i can help then
Line, point and plane are undefined terms.
Answer:
the 4th statement
Step-by-step explanation:
Answer:
I would but can’t maybe another time
Step-by-step explanation:
By the law of cosines, the angle

satisfies

which reduces to

which converts to approximately 77 degrees (this can be done my multiplying by 180 and dividing by pi).