Atriangle has angle measures of 40°, 59°, and 81°. the side opposite the 40° angle is 11 centimeters long. find the length of the side opposite the 81° angle to the nearest centimeter

Kevin and randy muise have a jar containing 78 coins, all of which are either quarters or nickels. the total value of the coins in the jar is $13.90. how many of each type of coin do they have?

Match each graph with the correct equation from the equation bank. not all equations will be usef

Abike shop sells you a bicycle for $63 and a helmet for $21. the total cost is 150% of what the shop spent originally. how much did the shop spend originally? how much profit did the bike shop earn by selling the bicycle and helmet to you ?