What is the surface area of this triangular pyramid? 9 yd
9 yd
9 yd
10 yd
7.8 yd

square yards

Can someone answer it, and plot it, for 20 points and brainliest answer? p.s. they're the same ! : )

We have enough material to build a fence around a station that has a perimeter of 180 feet the width of the rectangular space must be 3 1/4 feet what must the length be

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.