1) prove that the circumcenter of an equilateral triangle is the same as its centroid i) calculate the length of the side of an equilateral triangle with vertices on a circle of diameter 1cm ii) calculate the perimeter of such a triangle please, guys, help with this please with an easy answer thanking you in advance

20 only answer if 100% sure most high school-aged teens are very active. a. true b. false

You have 6 dollars +12 pennies +to quarters + 4 dimes=2 nickels how much do you have

Determine the number of outcomes in the event. decide whether the event is a simple event or not. upper a computer is used to select randomly a number between 1 and 9 comma inclusive. event upper b is selecting a number greater than 4. event upper b has nothing outcome(s). is the event a simple event? (yes or no) because event upper b has (fewer than, exactly, more than) one outcome.