Find the measure of the remote exterior angle. m∠x=(5n−19)°m∠y=(n+7)°m∠z=(144−6n)°

Ab and bc form a right angle at point b. if a= (-3,-1) and b= (4,4) what is the equation of bc?

What is the result of the following division?

Amir wants to proportionally increase the size of a photo to create a poster for his room. the size of the original photo is shown. complete the statement and then answer the question to represent ways that amir can increase the size of his photo.