Which type of study is MOST LIKELY to be used? You want to know how many students wash their hands after going to the restroom.
A)
experimental
B)
observational
sampling
D)
simulation
Help please

Aa at 9 a.m. it at 4 p.m. he a of $28.84.?

What’s a definition for a polygon inscribed in a sphere ?

Situation: an archaelogist in turkey discovers a spear head that contains 54% of its original amount of c-14. n = noekt no = inital amount of c-14 (at time t = 0) n = amount of c-14 at time t k = 0.0001 t = time, in years find the age of the spear head to the nearest year