Calculate the total surface area of this hemisphere. Give your answer to 1 decimal place (has a radius of 4cm)

Rewrite the hyperbolic equation 4y^2 -9x^2 +54x-8y-113=0

What is the slope of the line shown below?

Sam is a waiter at a local restaurant where he earns wages of $5 per hour sam figures that he also eams about $3 in tips for each person he serves sam works 6 hours on a particular day. if n represents the number of people sam serves that day, which of the following functions could sam use to figure ehis total earings for the do o a. en) = 30 o b. en) = 5n+ 18