How do you round 363 to the nearest 10 and 100

Find the vertex of the function given below y=x^2-6x+1

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

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?