What would be the value of tan x for the dilated triangle

What should be done to solve the equation? x+14=21 add 14 to both sides of the equation. subtract 14 from the left side of the equation. add 14 to the left side and subtract 14 from the right side of the equation. subtract 14 from both sides of the equation.

What is the volume of a cone with a height of 6 cm in the radius of 2 cm

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.