Given the altitude of an equilateral triangle is 12 cm, find the exact perimeter of the triangle

This race was first held in 1953 on august 16th. every decade the race finishes with a festival. how many years is this?

Find percent notation for 0.008 0.008=

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?