How many flowers, spaced every 3 in., are needed to surround a circular garden with a 175-ft radius?

Acollection of coins has value of 64 cents. there are two more nickels than dimes and three times as many pennies as dimes in this collection. how many of each kind of coin are in the collection?

Which of the following scenarios demonstrates an exponential decay

If the perimeter of the square equals the perimeter of the regular pentagon. each side of a pentagon is 16cm long. how long is each side of the square?