When figuring a tip at a restaurant it is customary to leave:
a. 5%
b. 10%
c. 15% or more

What is the equation of the graph below? y=sec(x)-4

The constitution gives congress the power to create federal courts lower than the supreme court higher than the supreme court equal to the supreme court, unaffected by the supreme court.

Peter measures the angles in a triangle. he finds that the angles are 95, 10 and 75. is he correct? explain your answer