Please help me I need to turn in tomorrow please help

Acone with volume 1350 m³ is dilated by a scale factor of 1/3. what is the volume of the resulting cone? enter your answer in the box. m³

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 distance between point a and b