Assuming no denominator equals zero, which expression is equivalent to the given expression?

Consider circle h with a 3 centimeter radius. if the length of minor arc what is the measure of zrst?

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.

If chord ab is congruent to chord cd, then what must be true about ef and eg?